Have

Question 1

+ I have (something) or I’ve got (something) = IT IS MINE

+ We also use I have or I’ve got for:

a headache
(a) toothache
a pain (in my leg etc.)
a cold (resfriado)
a cough (tosse)
a sore throat (dor de garganta)
a temperature
flu  (gripe) etc

+ The past is I had (WITHOUT got) / I didn’t have / Did you have? etc.

Answer 1

…I have a new car. OR I’ve got a new car.
…Sue has long hair. OR Sue has got long hair.
…DO they HAVE any children?* OR HAVE they GOT any children?
… I have a headache. OR I’ve got a headache.
…DO you HAVE a cold?* OR HAVE you GOT a cold?

• note que o auxiliar DO é utilizado nas perguntas só com o HAVE, mas dispensado nas com HAVE GOT

…When I first met Sue, she HAD short hair.
…He didn’t have any money because he didn’t have a job.
…Did you have enough time to do everything you wanted?

Question 2

+ In these expressions HAVE = EAT/DRINK/TAKE etc.

You CAN’T use ‘have got’

have breakfast
have a shower
have something to eat/drink have a meal

+ We also use have (NOT have got) in these expressions:

have a bath
have a shower
have a rest 
have a holiday
have a party
have a nice time
have a good trip
have fun
have a walk
have a swim 
have a game (of tennis etc.)
have a dream
have an accident
have a baby
have a look (at something)

.

Answer 2

…‘Where’s Lisa?’ ‘She’s having lunch.’
…I don’t usually have breakfast.
…I had three cups of coffee this morning.
…‘Have a biscuit!’ ‘Oh, thank you.’

...I had a shower this morning.
...We’re having a party next week.
...You must come.Enjoy your holiday.
...Have a nice time!
...Did you have a good time in Tokyo?

\+ Compare:
Have OR have got
...I have / I’ve got a new shower. It’s very good. (I've bought a new shower)
#
Have (NOT have got)
...I have a shower every morning