Mn giúp mik với ak

Exercise: Put the verbs in brackets into the correct tenses.
1. If he learns harder, his study result (be) _______________ better.
2. If it (rain) ______________, we'll stay at home.
3. We (buy) ____________ a car if we save enough money.
4. If I had a typewriter I (type) ______________ it myself.
5. If he worked more slowly,  he (not make) ______________so many mistakes
6. I wouldn't drink so much wine if I (be) ______________you.
7. More tourists would come to this country if it (have) ______________a better climate.
8. If I were sent to hospital, (you/visit) ______________me?
9. If someone (give) ______________you a helicopter, what would you do with it?
10. I (buy) ______________shares in that company if I had some money.
11. If I have time, I (visit) ______________you.
12. If the ground were not very soft, my horse (win) ______________.
13. If we (arrive) ______________ten minutes earlier, we would have better seats.
14. You (see) ______________ my garden at its best if you are here next week.
15. Unless he (try) ______________ his best, he will never finish the work on time.
16. I (not believe) ______________ it if I don't see it with my own eyes.
17. If it rained for many days, the area (be) _________________ flooded.
18. If he asked you to help him, (you/ accept) __________________________?
19. If we (have) _____________ a map, we wouldn't lose the way like this.

20. If I (know) _____________ that we have a day off today, I wouldn't get up early.