IV

1. In how weather, many people enjoy lemonade made of lemon juice, water and sugar.

2. There are ten universities in Thailand which locate in Bangkok in the capital city.

3. Neil Armstrong was the first man to walk on the moon

4. My sister has two children whose names are Ali and Tally.

Unit 15

1. does he ( hardly : hiếm khi : phủ định -> câu hỏi đuôi khẳng định)

2. did they (nobody -> they, phủ định -> câu hỏi đuôi khẳng định)

3. wouldn't she 

4. hasn't she

5. wasn't it

6. did he

7. does it (never :phủ định -> câu hỏi đuôi khẳng định)

8. did they 

9. won't there

10. shall we ( let's -> shall we)

11. is it (that -> it)

12. did there 

13. will it

14. will you  ( câu mệnh lệnh -> will)

15.aren't I

16. is it

17. didn't they

18. isn't he

unit 16

1.He is known to be armed.

2. There is said to be a secret tunnel between them.

3.The damage is reported to be extensive.

4. The company is thought to be planning a new advertising campaign.

5. The man is believed to have been killed by terrorists.

6. The President was reported to have suffered a heart attack.

7. The man is alleged to have been driving 110 miles an hour.

8. The expedition is known to have reached the South Pole in May.

9. She is considered to have been the best singer that Australia has ever produced