Ex. 8
1. activity
2. medical
3. weight
4. invention
5. useful
6. sensibly
7. heats
8. painful
9. childhood
10. speech

Ex.9

1. Did you go out last night? – Yes. I went to the cinema but I didn’t enjoy the movie very much

2. It often takes me twenty minutes to go to school. How long dies it take you, Linh?

3. My sister goes to the Youth every weekend. She enjoys playing sports very much

4. Be quiet! I want to hear the news

5. My father used to play roller-skating when he was a child

Ex8:

1. activity (n) hoạt động

2. medical (adj) thuộc ý tế

3. weight (n) cân nặng

4. invention (n) phát minh

5. useful (adj) bổ ích

6. sensibly (adv) hợp lý

7. heated  làm nóng (V_ed)

8. painful adj) đau

9. childhood (n) tuổi thơ

10. speech (n) bài nói/diễn văn

Ex9

1. Did you go out last night? – Yes. I went to the cinema but I didn’t enjoy the movie very much

2. It often takes me twenty minutes to go to school. How long dies it take you, Linh?

3. My sister goes to the Youth every weekend. She enjoys playing sports very much

4. Be quiet! I want to hear the news

5. My father used to play roller-skating when he was a child