I,
1. D
2. D
II,
3. A
4. D
II,
5. worried
6. delighted
7. embarrassed
8. disappointed
9. frustrated
III,
10. A (-> aren’t)
11. B (-> to talk)
12. D (-> the previous night/ the night before)
IV,
13. We don’t know where to put the sofa.
14. The rules didn’t specify me who to speak to in case of an emergency.
15. Mary asked me who I talked to when I had problems.
16. Hoa said she would help her mom cook the dinner that night.
17. Lan was tired and sleepy so she went to bed before the game show ended.
18. David loves wild animals but he never watches natural programs.
19. Some of my books have been taken away.
20. Turn off the lights when you leave the room.