1 Flashcards

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1
Q

If she ______ just listen for a moment, she ______ understand what I’m trying to say.

A

If she would just listen for a moment, she might understand what I’m trying to say.

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2
Q

They ______ have been smarter about planning the event, but who ______ have predicted the storm?

A

They should have been smarter about planning the event, but who could have predicted the storm?

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3
Q

The company ______ invest in renewable energy if they want to remain competitive.

A

The company should invest in renewable energy if they want to remain competitive.

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4
Q

If you had told me earlier, I ______ have helped you

A

If you had told me earlier, I could have helped you

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5
Q

You ______ not have said that; it was quite rude and you ______ have known better.

A

You should not have said that; it was quite rude and you should have known better.

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6
Q

She ______ have been a doctor, but she decided to become an engineer instead.

A

She could have been a doctor, but she decided to become an engineer instead.

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7
Q

If you ______swim, then you ______ not go near the deep end of the pool.

A

If you can’t swim, then you should not go near the deep end of the pool.

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8
Q

I ______ have liked to go to that concert, but unfortunately, tickets were sold out.

A

I would have liked to go to that concert, but unfortunately, tickets were sold out.

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9
Q

She ______ not have won, but at least she tried, and that’s what matters.

A

She might not have won, but at least she tried, and that’s what matters.

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10
Q

They ______ study harder if they want to pass the exam.

A

They must study harder if they want to pass the exam.

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11
Q

We ______ wait for her; she ______ be here any minute now.

A

We should wait for her; she might be here any minute now.

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12
Q

I ______ have been an artist, but I chose a different path.

A

I could have been an artist, but I chose a different path.

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13
Q

You ______ try the chocolate cake; it’s absolutely delicious.

A

You should try the chocolate cake; it’s absolutely delicious.

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14
Q

He ______ take the medicine daily, or else his symptoms _______ worsen.

A

He must take the medicine daily, or else his symptoms will worsen.

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15
Q

She ______ have told him the truth; now he _______ never trust her again.

A

She should have told him the truth; now he might never trust her again.

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16
Q

I ______ fly to London next week for the conference if everything goes as planned.

A

I will fly to London next week for the conference if everything goes as planned.

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17
Q

The results ______ not be accurate, so we ______ do another test.

A

The results might not be accurate, so we should do another test.

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18
Q

If you ______ solve this problem, you _______ try a different approach.

A

If you can’t solve this problem, you might try a different approach.

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19
Q

We ______ have gone with them, but nobody informed us about the plan

A

We could have gone with them, but nobody informed us about the plan

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20
Q

The teacher ______ have been more patient with the students; it might have made a difference.

A

The teacher could have been more patient with the students; it might have made a difference.

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21
Q

You ______ always remember to call your parents; they worry about you.

A

You should always remember to call your parents; they worry about you.

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22
Q

He ______ not speak unless spoken to; that’s how shy he is

A

He will not speak unless spoken to; that’s how shy he is

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23
Q

They ______ be interested in our proposal; we should not miss this opportunity.

A

They might be interested in our proposal; we should not miss this opportunity.

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24
Q

She ______ call for a taxi if she doesn’t want to walk home alone.

A

She should call for a taxi if she doesn’t want to walk home alone.

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25
Q

They ______ have warned us about the roadblock, but they forgot.

A

They should have warned us about the roadblock, but they forgot.

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26
Q

I ______ care less about what they think; I will do what I believe is right.

A

I couldn’t care less about what they think; I will do what I believe is right.

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27
Q

She ______ practice more if she wants to make the team.

A

She must practice more if she wants to make the team.

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28
Q

It ______ rain tomorrow, so you ______ want to bring an umbrella.

A

It might rain tomorrow, so you should want to bring an umbrella.

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29
Q

You ______ not go into the lab without protective gear; it’s dangerous.

A

You must not go into the lab without protective gear; it’s dangerous.

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30
Q

If I ______ turn back time, I ______ make the same mistakes.

A

If I could turn back time, I wouldn’t make the same mistakes.

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31
Q

They ______ have included her in the discussion; she ______ have useful insights.

A

They should have included her in the discussion; she might have useful insights.

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32
Q

You ______ worry so much; it ______ be good for your health.

A

You shouldn’t worry so much; it can’t be good for your health.

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33
Q

______ you please pass the salt?

A

Could you please pass the salt?

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34
Q

We ______ consider the consequences before making such a big decision.

A

We must consider the consequences before making such a big decision.

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35
Q

She ______ have made it to the top, but she never gave up.

A

She could have made it to the top, but she never gave up.

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36
Q

If we ______ hurry, we ______ catch the last train.

A

If we don’t hurry, we won’t catch the last train.

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37
Q

I ______ have thought you were joking if you hadn’t looked so serious.

A

I would have thought you were joking if you hadn’t looked so serious.

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38
Q

He ______ apologize if he knows what’s good for him.

A

He should apologize if he knows what’s good for him.

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39
Q

If you ______ keep your promise, then we ______ trust you anymore.

A

If you don’t keep your promise, then we won’t trust you anymore.

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40
Q

She ______ wait for a more opportune time to discuss the matter.

A

She should wait for a more opportune time to discuss the matter.

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41
Q

If they ______ understand the material, they ______ pass the test.

A

If they don’t understand the material, they won’t pass the test.

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42
Q

_______ you like to come to dinner next Friday?

A

Would you like to come to dinner next Friday?

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43
Q

We ______ forget to thank them; their help was invaluable.

A

We must forget to thank them; their help was invaluable.

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44
Q

If it ______ be done, then someone _______ do it.

A

If it can be done, then someone will do it.

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45
Q

You ______ come with us if you want to.

A

You can come with us if you want to.

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46
Q

They ______ not argue in front of the children; it ______ set a bad example.

A

They should not argue in front of the children; it might set a bad example.

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47
Q

He ______ have lost his keys; we ______ look for them.

A

He might have lost his keys; we should look for them.

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48
Q

She ______ have her cake and eat it too; life doesn’t work that way.

A

She can’t have her cake and eat it too; life doesn’t work that way.

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49
Q

I ______ like to brag, but I ______ be the best player on the team.

A

I don’t like to brag, but I might be the best player on the team.

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50
Q

If you ______ repeat that, I ______ appreciate it.

A

If you could repeat that, I would appreciate it.

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51
Q

He _______ finish his work on time if he wants to keep his job.

A

He must finish his work on time if he wants to keep his job.

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52
Q

They ______ be arriving soon, but I can’t be sure.

A

They should be arriving soon, but I can’t be sure.

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53
Q

______ we expect your decision by next week?

A

Can we expect your decision by next week?

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54
Q

She ______ have taken the offer; it was a once-in-a-lifetime opportunity.

A

She should have taken the offer; it was a once-in-a-lifetime opportunity.

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55
Q

The project ______ be completed within the deadline, or we ______ face penalties.

A

The project must be completed within the deadline, or we will face penalties.

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56
Q

I ______ eat another bite; I’m so full.

A

I can’t eat another bite; I’m so full.

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57
Q

If you ______ behave, you ______leave the room.

A

If you don’t behave, you must leave the room.

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58
Q

You ______never be too careful when it comes to safety.

A

You can never be too careful when it comes to safety.

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59
Q

They ______ travel abroad this year if they ______ save enough money.

A

They might travel abroad this year if they can save enough money.

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60
Q

If you ______ come, we _____be disappointed.

A

If you don’t come, we will be disappointed

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61
Q

You _______ always count on me; I ______ let you down.

A

You can always count on me; I won’t let you down.

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62
Q

He _______ think twice before making such a huge investment.

A

He should think twice before making such a huge investment.

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63
Q

She ______ be lying; we _______ consider all possibilities.

A

She might be lying; we must consider all possibilities.

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64
Q

______ you be willing to help me move next weekend?

A

Would you be willing to help me move next weekend?

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65
Q

They _______ have done it without your guidance; you _______ be proud.

A

They couldn’t have done it without your guidance; you should be proud.

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66
Q

We ______ expect heavy traffic today, so we ______leave early.

A

We should expect heavy traffic today, so we must leave early.

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67
Q

He ______ regret it if he doesn’t take this chance.

A

He will regret it if he doesn’t take this chance.

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68
Q

You ______ work hard if you want to succeed in this field.

A

You must work hard if you want to succeed in this field.

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69
Q

_______ you be joining us for the charity event?

A

Will you be joining us for the charity event?

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70
Q

If you _______ hear me, please raise your hand.

A

If you can hear me, please raise your hand.

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71
Q

She ______ have texted you by now; maybe her phone is off.

A

She should have texted you by now; maybe her phone is off.

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72
Q

If they ______ ask for your opinion, you ______ give it.

A

If they do ask for your opinion, you should give it.

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73
Q

I ______ wonder what would have happened if I had taken that job.

A

I can’t wonder what would have happened if I had taken that job.

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74
Q

We _______ meet at the restaurant, or you ______ pick me up.

A

We can meet at the restaurant, or you can pick me up.

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75
Q

You ______ get your eyes checked; it ______ be serious.

A

You should get your eyes checked; it might be serious.

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76
Q

He ______ say anything, but his expression said it all.

A

He didn’t say anything, but his expression said it all.

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77
Q

They ______ celebrate too early; the game isn’t over yet.

A

They shouldn’t celebrate too early; the game isn’t over yet.

78
Q

If I ______ know better, I _______ say you were avoiding me.

A

If I didn’t know better, I would say you were avoiding me.

79
Q

She _______ take on more responsibilities if she wants to get promoted.

A

She must take on more responsibilities if she wants to get promoted.

80
Q

You _______ be serious; that sounds absurd.

A

You can’t be serious; that sounds absurd.

81
Q

He________ be left alone for long periods; he gets anxious.

A

He shouldn’t be left alone for long periods; he gets anxious.

82
Q

They ________be trusted; they _______ shown their true colors before.

A

They can’t be trusted; they have shown their true colors before.

83
Q

If I _______ seen it with my own eyes, I ______ believe it.

A

If I hadn’t seen it with my own eyes, I wouldn’t believe it.

84
Q

________ you be attending the conference tomorrow?

A

Will you be attending the conference tomorrow?

85
Q

She _______ be more careful; accidents can happen easily.

A

She should be more careful; accidents can happen easily.

86
Q

We _______have to reschedule the meeting; there seems to be a conflict.

A

We might have to reschedule the meeting; there seems to be a conflict.

87
Q

If you _______ finish your work, you ________ get dessert.

A

If you don’t finish your work, you won’t get dessert.

88
Q

I ________have been more attentive; I missed the details.

A

I should have been more attentive; I missed the details.

89
Q

He ______ swim, but he ______ join the competition.

A

He can swim, but he won’t join the competition.

90
Q

You _______ win if you put your heart into it.

A

You might win if you put your heart into it.

91
Q

_______we postpone our plans for next week?

A

Can we postpone our plans for next week?

92
Q

She _______ have been here if she ______ missed the train

A

She would have been here if she hadn’t missed the train

93
Q

If they ______ step up, they _______ lose the contract.

A

If they don’t step up, they will lose the contract.

94
Q

I ______ come over later, but I _______ promise anything.

A

I might come over later, but I can’t promise anything.

95
Q

If you ______ told me about the surprise, I _______ have acted like I didn’t know.

A

If you had told me about the surprise, I wouldn’t have acted like I didn’t know.

96
Q

He ______ stay calm under pressure; it’s a skill he needs to master.

A

He must stay calm under pressure; it’s a skill he needs to master.

97
Q

They ______ leave the park before dark; it ______ not be safe.

A

They should leave the park before dark; it might not be safe.

98
Q

If she ______ come, she _______inform us.

A

If she can come, she should inform us.

99
Q

You _______ have asked for help; we ______always be here for you.

A

You should have asked for help; we will always be here for you.

100
Q

If he _______ run faster, he _______ have won the race.

A

If he could run faster, he might have won the race.

101
Q

You’ve got plenty of time. You ______ hurry.

A

You’ve got plenty of time. You needn’t hurry.

102
Q

There’s a knock at the door. I’m expecting Paul . It _______ be him.

A

There’s a knock at the door. I’m expecting Paul . It must be him.

103
Q

I can’t get my phone to work. It _______ be out of order

A

I can’t get my phone to work. It must be out of order

104
Q

_______ I ask you a question?

A

Can I ask you a question?

105
Q

That was excellent work. But I _______ do it without you.

A

That was excellent work. But I couldn’t do it without you.

106
Q

She ______ be 35. She looks older than that.

A

She can’t be 35. She looks older than that.

107
Q

I ______ go to work on Saturdays. It’s my day off.

A

I needn’t go to work on Saturdays. It’s my day off.

108
Q

Tom has given me a letter to post. I ______ forget to post it.

A

Tom has given me a letter to post. I mustn’t forget to post it.

109
Q

Ann stayed in bed this morning because she _______ go to work.

A

Ann stayed in bed this morning because she couldn’t go to work.

110
Q

He _______ play chess when he was young.

A

He could play chess when he was young.

111
Q

You ______ drive a car when you’re 18.

A

You can drive a car when you’re 18.

112
Q

Jack spends the whole day just walking around. He ______have a job.

A

Jack spends the whole day just walking around. He can’t have a job.

113
Q

When I was in school I could do a handstand, but now I’m too old. I
I ______ do one any more.

A

When I was in school I could do a handstand, but now I’m too old. I
I can’t do one any more.

114
Q

My mother keeps telling me that we _______ wash our hands before we sit
down at the dinner table.

A

My mother keeps telling me that we must wash our hands before we sit
down at the dinner table.

115
Q

You _______ forget to turn off the lights when you go to bed.

A

You mustn’t forget to turn off the lights when you go to bed.

116
Q

When I was a child I ______ understand adults, now that I’m an adult I can’t understand children.

A

When I was a child I could understand adults, now that I’m an adult I can’t understand children.

117
Q

Sally looks sad and worried . She ______ have a problem with something.

A

Sally looks sad and worried . She must have a problem with something.

118
Q

_______ I see your passport please.

A

May I see your passport please.

119
Q

He sees very badly, so he ______ wear glasses all the time.

A

He sees very badly, so he must wear glasses all the time.

120
Q

I ________ to take a taxi because the bus was on time.

A

I didn’t need to take a taxi because the bus was on time.

121
Q

I _______ take a taxi because the bus was on time.

A

I didn’t need to take a taxi because the bus was on time.

122
Q

He owns a very expensive house. He ______be a rich person.

A

He owns a very expensive house. He must be a rich person.

123
Q

I ______ swim well when I was a child. I even won the school
championships.

A

I could swim well when I was a child. I even won the school
championships.

124
Q

You _______ go to the grocery store. We have some milk in the fridge.

A

You needn’t go to the grocery store. We have some milk in the fridge.

125
Q

I _______find my keys. I probably left them at my mother’s place.

A

I can’t find my keys. I probably left them at my mother’s place.

126
Q

You _________ buy the tickets. I got two for free from dad.

A

You don’t need to buy the tickets. I got two for free from dad.

127
Q

She _______ speak so rudely to her parents.

A

She mustn’t speak so rudely to her parents.

128
Q

The teacher always tells us we _______cheat during a test.

A

The teacher always tells us we mustn’t cheat during a test.

129
Q

I ________ stop laughing. The joke was so funny.

A

I can’t stop laughing. The joke was so funny.

130
Q

I _______ look at you. You’re so dirty. What were you up to?

A

I can’t look at you. You’re so dirty. What were you up to?

131
Q

________you turn down the volume ? – It’s too loud.

A

Could you turn down the volume ? – It’s too loud.

132
Q

A : I’m sure schools 50 years ago weren’t the same as they are nowadays (BE)
B : Schools 50 years ago _______ very different from nowadays.

A

A : I’m sure schools 50 years ago weren’t the same as they are nowadays (BE)
B : Schools 50 years ago must have been very different from nowadays.

133
Q

A : It’s possible Josef went to school by bus . (TAKE)
B : Josef _________ the bus to school.

A

A : It’s possible Josef went to school by bus . (TAKE)
B : Josef might have taken the bus to school.

134
Q

A : I’m sure their holiday wasn’t very nice because the weather was so bad (HAVE).
B : With such terrible weather, they _______ a very nice holiday.

A

A : I’m sure their holiday wasn’t very nice because the weather was so bad (HAVE).
B : With such terrible weather, they can’t have had a very nice holiday.

135
Q

A : I wonder if Jane remembers how to get here (FORGET).
B : Jane ________ how to get here.

A

A : I wonder if Jane remembers how to get here (FORGET).
B : Jane may have forgotten how to get here.

136
Q

A : I’m sure Chloe isn’t still looking for her watch (FIND).
B : Chloe ________ her watch by now.

A

A : I’m sure Chloe isn’t still looking for her watch (FIND).
B : Chloe must have found her watch by now.

137
Q

A : We are going in the wrong direction (MISS).
B : Yes, we ________ a turning.

A

A : We are going in the wrong direction (MISS).
B : Yes, we must have missed a turning.

138
Q

A : Shakespeare and Voltaire weren’t alive at the same time, so they definitely never met
(KNOW).
B : Shakespeare and Voltaire weren’t alive at the same time, so they ________ each other.

A

A : Shakespeare and Voltaire weren’t alive at the same time, so they definitely never met
(KNOW).
B : Shakespeare and Voltaire weren’t alive at the same time, so they can’t have known each other.

139
Q

A : Alison looks happy about her exam results, so she’s certainly done well (DO)
B : Alison looks happy about her exam results, so she ________ well.

A

A : Alison looks happy about her exam results, so she’s certainly done well (DO)
B : Alison looks happy about her exam results, so she must have done well.

140
Q

A : I’m not sure it’s right to blame Ray for that mistake (MAKE).
B : Ray _________ that mistake.

A

A : I’m not sure it’s right to blame Ray for that mistake (MAKE).
B : Ray might not have made that mistake.

141
Q

A : Joe can’t open the door . Maybe he can’t remember where he put the key (LOSE)
B : Joe can’t open the door. He ___________the key.

A

A : Joe can’t open the door . Maybe he can’t remember where he put the key (LOSE)
B : Joe can’t open the door. He may have lost the key.

142
Q

Sally looks worried. She ________ a problem with something. (Have)

A

Sally looks worried. She must have a problem with something. (Have)

143
Q

Bob _______ at school because I haven’t seen him all day. (Be)

A

Bob must be at school because I haven’t seen him all day. (Be)

144
Q

I ________ you the money. Why didn’t you ask me? (Lend)

A

I could have lent you the money. Why didn’t you ask me? (Lend)

145
Q

Mr. Travis hasn’t come to work yet. He has never been late for work. He _________ the bus. (Miss)

A

Mr. Travis hasn’t come to work yet. He has never been late for work. He must have missed the bus. (Miss)

146
Q

She knew everything about our plans. She ________ to our conversation. (Listen)

A

She knew everything about our plans. She must have listened to our conversation. (Listen)

147
Q

A: Will you come to my birthday party tomorrow afternoon?
B: I’m sorry but I _______ because I have to look after my sister. (Come)

A

A: Will you come to my birthday party tomorrow afternoon?
B: I’m sorry but I can’t come because I have to look after my sister. (Come)

148
Q

Timmy is a very good boy. He isn’t naughty, so he ________ that window. Somebody else ________ it. (Break)

A

Timmy is a very good boy. He isn’t naughty, so he can’t have broken that window. Somebody else must have broken it. (Break)

149
Q

The street is wet this morning. I’m not sure but it _______ last night. (Rain)

A

The street is wet this morning. I’m not sure but it might have rained last night. (Rain)

150
Q

She ________ like an angel when she was a child. (Sing)

A

She could sing like an angel when she was a child. (Sing)

151
Q

A: I talked to your science teacher yesterday.
B: You ________ to her, because she wasn’t at school yesterday. (Talk)

A

A: I talked to your science teacher yesterday.
B: You can’t have talked to her, because she wasn’t at school yesterday. (Talk)

152
Q

Mr. White bought a new fur coat! She _________ the lottery. (Win)

A

Mr. White bought a new fur coat! She must have won the lottery. (Win)

153
Q

He came home alone yesterday. You shouldn’t let him do that; he ________. (Lose; Get)

A

He came home alone yesterday. You shouldn’t let him do that; he might get lost. (Lose; Get)

154
Q

He read the message but he_________. (Understand)

A

He read the message but he couldn’t understand it. (Understand)

155
Q

The singer has got a sore throat so she _________ at the concert. (Sing)

A

The singer has got a sore throat so she can’t sing at the concert. (Sing)

156
Q

It _________ Jack I saw in the park yesterday, but I’m not sure about it. (Be)

A

It could have been Jack I saw in the park yesterday, but I’m not sure about it. (Be)

157
Q

We can’t wait any longer. Something _________ at once. (Do)

A

We can’t wait any longer. Something must be done at once. (Do)

158
Q

Everyone shouted in fear. They _________ very afraid. (Be)

A

Everyone shouted in fear. They must have been very afraid. (Be)

159
Q

A: I’m afraid Ted is watching TV again.
B: He ________ TV because his room is completely silent and dark. He ________. (Watch/Sleep)

A

A: I’m afraid Ted is watching TV again.
B: He can’t be watching TV because his room is completely silent and dark. He might be sleeping. (Watch/Sleep)

160
Q

I can’t find my book. I _________ it on the bus. (Leave)

A

I can’t find my book. I might have left it on the bus. (Leave)

161
Q

She _______ stupid. She teaches math at the university. (Be)

A

She can’t be stupid. She teaches math at the university. (Be)

162
Q

She _______ to school. It’s Saturday. (Go)

A

She can’t go to school. It’s Saturday. (Go)

163
Q

You were stupid to go skiing here. You ________ a leg. (Break)

A

You were stupid to go skiing here. You could have broken a leg. (Break)

164
Q

He looked so tired when I saw him. He ________ so hard. (Work)

A

He looked so tired when I saw him. He must have worked so hard. (Work)

165
Q

Tom _________ this because it is in French and Tom doesn’t know french. (Write)

A

Tom can’t have written this because it is in French and Tom doesn’t know french. (Write)

166
Q

Rose and Ted _______ be good players. They have won hundreds of cups.

A

Rose and Ted must be good players. They have won hundreds of cups.

167
Q

You ________ pay to use the library. It’s free.

A

You don’t have to pay to use the library. It’s free.

168
Q

I’m not sure where my wife is at the moment. She ______ at her dance class.

A

I’m not sure where my wife is at the moment. She might be at her dance class.

169
Q

Jerry ______ be working today. He never works on Sundays.

A

Jerry can’t be working today. He never works on Sundays.

170
Q

You _______ be 18 to see that film.

A

You must be 18 to see that film.

171
Q

You ________ hear this story. It’s very funny.

A

You should hear this story. It’s very funny.

172
Q

Dad_______ go and see a doctor. His cough is getting worse all the time.

A

Dad must go and see a doctor. His cough is getting worse all the time.

173
Q

You don’t have to shout. I _______ hear you very well.

A

You don’t have to shout. I can hear you very well.

174
Q

It ______ be him. I saw him a week ago, and he didn’t look like that.

A

It can’t be him. I saw him a week ago, and he didn’t look like that.

175
Q

You look pretty tired. I think you _______ go to bed early tonight.

A

You look pretty tired. I think you should go to bed early tonight.

176
Q

Let me look. I ________ be able to help you.

A

Let me look. I might be able to help you.

177
Q

Children, you ________ cross the street if the lights are red.

A

Children, you mustn’t cross the street if the lights are red.

178
Q

You ________ sit so near the TV. It’s bad for your eyes.

A

You shouldn’t sit so near the TV. It’s bad for your eyes.

179
Q

I’m sorry but I _______ give you a lift because my car is broken down.

A

I’m sorry but I can’t give you a lift because my car is broken down.

180
Q

I _______ stop and talk to you now. I have to get to the library.

A

I can’t stop and talk to you now. I have to get to the library.

181
Q

You really _______ go to the Louvre if you’re in Paris. It’s wonderful.

A

You really should go to the Louvre if you’re in Paris. It’s wonderful.

182
Q

You ________ come to the party if you don’t feel well.

A

You shouldn’t come to the party if you don’t feel well.

183
Q

I don’t know where Kelly is. She ________ be at her sister’s.

A

I don’t know where Kelly is. She might be at her sister’s.

184
Q

You have passed all your tests. You ______be very pleased with yourself.

A

You have passed all your tests. You should be very pleased with yourself.

185
Q

You_______ smoke in your car, especially if there are children sitting in the back.

A

You mustn’t smoke in your car, especially if there are children sitting in the back.

186
Q

You ________ work this evening. I can do the tasks for you.

A

You don’t have to work this evening. I can do the tasks for you.

187
Q

John doesn’t need a calculator. He _______do sums in his head.

A

John doesn’t need a calculator. He can do sums in his head.

188
Q

Passengers ________ open the door when the train is moving.

A

Passengers mustn’t open the door when the train is moving.

189
Q

It ________ rain today. It’s getting cloudy already.

A

It might rain today. It’s getting cloudy already.

190
Q

I _______ pay for the tickets because I got them from Sam for free.

A

I don’t have to pay for the tickets because I got them from Sam for free.