I. Complete the sentences with conditional type 1
1. If Caroline and Sue ........................ (prepare), Phil ........................ (decorate) the house.
2. Frank ......................... (play) the DJ if the others ........................ (bring) along their CDs.
3. If they all ................................ (do) their best, the party ................................ (be) great.
4. If you ....................... (eat) an apple every day, you .......................... (be) very healthy.
5. If we ........................ (not/protect) the elephant, it .......................... (become) extinct.
6. She ......................... (look) completely different if she ...................... (cut) her hair.
7. You ......................... (pay) higher insurance if you ........................... (buy) sports car.
8. If they ......................... (catch) the bus, they ............................... (arrive) on time.
9. If my parents .............................. (support) me, I ........................... (be) a better person.
10. If it ................................ (rain), I ................................ (get) wet.
11. Sally and Elizabeth ..................... (go) out tonight if their parents .................... (allow) it.
12. They ........................... (visit) Eiffel Tower if they ............................ (go) to France.
13. If I ........................ (pass) the exam, my parents .......................... (give) me a gift.
14. If I ........................ (not/pass) the exam, my parents .................. (be) very disappointed.
15. If the cable TV ........................... (not/work), we ......................... (rent) a DVD.
16. If the baby ........................... (not/eat), we ........................ (see) a doctor.
17. If the T-shirt ......................... (suit) me, I ........................... (buy) it.
18. If you ................................ (continue) on a diet, you .......................... (get) sick.
19. If you ............................ (be) a good listener, you .......................... (have) many friends.
20. If you ....................... (not/be) careful, you ........................... (spoil) the machine.
21. If she ....................... (not/be) careful, she ...................... (not/have) enough money left.
22. If you ....................... (get) enough sleep, you ................................ (feel) healthier.
23. My parents .......................... (give) me a hug if I ............................. (arrive) home early.
24. I you ................................ (not/be) careful, you ................................ (fall).
25. If she ........................... (eat) that mayonnaise, she ................................ (be) sick.
26. If they ........................ (not/behave) well, their parents ........................... (punish) them.
27. She ....................... (go) on a trip if she ............................. (have got) holidays in August.
28. I ................................ (get) dehydrated if you ............................ (not/drink) more water.
29. If it ....................... (be) too much heat, I ................................ (turn off) the air-con.
30. You .......................... (understand) if you ....................... (listen) carefully to the teacher.