Раскройте скобки, употребляя глагол в правильной форме.1. If you (not, sleep)

Раскройте скобки, употребляя глагол в правильной форме.
1. If you (not, sleep) enough, you get tired.
2. Whenever it (rain), I take my umbrella.
3. If it (be) sunny tomorrow, we will go to the park.
4. If I have a party, I (invite) all my friends.
5. If you (cook) dinner, Ill wash the dishes.
6. If my brother (be) in trouble, I will help him, of course.
7. You (not, understand) the rule if you don't listen to the teacher.
8. If it (snow), the children will play snowballs.
9. You will never finish tour work if you (waste) your time like that.
10. If he is not very busy, he (agree) to go to the museum with us,
11. If he reads fifty pages every day, his vocabulary (increase) greatly.
12. If it (rain) tomorrow, our game will be cancelled.
13. If it (not, rain), ther plants die.
14. If you run, you (catch) the bus.
15. She will come if you (invite) her.
16. I we study hard, we (pass) our exams.
17. When you heat ice, it (melt)