Choose the correct answer
----- Nội dung ảnh -----
```
12. You wouldn't complain, ______?
A. won't you B. you wouldn't
C. shan't you D. would you
13. He used to work for the American Army during the War II, ______?
A. used he B. usedn't he
C. didn't he D. aren't there
14. There is no beautiful park in Nam Dinh ______?
A. is there B. isn't there
C. are there D. isn't nothing
15. Nothing is valuable for her ______?
A. isn't it B. aren't they
C. is it D. shouldn't you
16. You're coming to the party, ______?
A. aren't you B. isn't you
C. is it D. don't you
17. It wasn't very difficult, ______?
A. wasn't it B. isn't it
C. was it D. was he
18. Tom is getting something for Sue, ______?
A. wasn't he B. isn't he
C. will it D. aren't they
19. It won't be anything expensive, ______?
A. won't it B. isn't it
C. will it D. isn't they
20. There's some milk in the refrigerator, ______?
A. isn't there B. isn't it
C. wasn't it D. is there
```