Zero And First Contitional, Future Time Clauses

Question 1

We use zero conditional to talk about something which is always true or always happens as a result of something else
If+ present simple - present simple

Answer 1

You need to do some exercise every day if you want to be fit

Question 2

We use first conditional to talk about something which will probably happen in the future as a result of something else.
If + present simple - future tense

Answer 2

If the photos are good, I’ll send them to you
If I haven’t come back by 9, start the dinner

Question 3

Future time clause same as first conditional, just instead of if is in case, as soon as, when, after that is present tense

Answer 3

I’ll be ready as soon as I’ve had a cup of coffee
Send me a message when your train’s coming into the station