Choose the correct answer

Giải đúng được 5000xu
----- Nội dung ảnh -----
11. We will be unhappy if you ...........................come.
A. haven't B. don't C. have D. didn't
12. You must hurry. If you ........................, you'll be late.
A. won't B. do C. aren't D. don't
13. What ........................you do if you have a lot of money?
A. have B. will C. would D. did
14. What will you do if you........................ the final exam?
A. pass B. passed C. will pass D. passes
15. If you want to attend the course, you ........................ the coming written examination.
A. will pass B. passed C. can pass D. must pass
16. ........................you work harder, you won't be able to pass the exam.
A. Unless B. If C. When D. As
17. If it ........................rain, we'll have the party outside.
A. didn't B. doesn't C. won't D. wouldn't
18. Unless you understand, I ........................explain it to you again.
A. am B. would C. will D. was
19. You should stay home if it ........................
A. rain B. rained C. rains D. is raining
20. Do the test carefully or you may get bad mark.