Complete the sentences with if or when.
A What are you doing tomorrow?
B:............. there’s a good film on, I’ll probably go to the cinema.
I’m not sure if I want to go to the party tonight. But .......... I decide to go, I’ll phone you.
It’s too hot to go for a walk now. Let’s go out in the evening,......... it’s cooler.
You can watch some TV......... you finish your homework, and not before!
It’s the football final tonight. I’ll be very happy ............. my team wins.