I.
1. C
2. A
3. D
4. B
II.
1. Our father doesn't often take us to the zoo at weekends.
2. Nga didn't write any letter to her pen pal yesterday.
3. Will you not learn Jap next summer ?
4. English isn't spoken all over the world.
III.
1. playing
- Rút gọn mệnh đề quan hệ chủ động).
2. have just bought - made
- just = HTHT.
- Rút gọn mệnh đề quan hệ dạng bị đọng.
3. asked - does - begin
- Would you mind if I + V2/ed.
- Lịch trình = HTĐ.
4. to go
would like + to-V.
5. loves - doesn't swim
- Nói về sở thích = HTĐ.
V.
1. They think that all holidays are wonderful.
2. He likes spending his holidays in the countryside. Because his grandparents are living in a small village, which is not very far from his city, so he can go there by bike usually.
3. The best way of recreation is taking a leisurely bicycle trip to the countryside.
4. He feels healthier.