1. teenagers　　　　　　　 a. fix one’s attention on something

　 1. fifteen-year-olds,　　　　　 2. serious,　　　 3. kids,　 4. have　 part-time

　jobs,

　 5. teenagers ,　　　　　　 6. students,　　 7. calm,　　　　　 8. get one’s ears

pierced ,

　 9. silly ,　　　　　　 10. old ,　　　　 11. choose　 one’s own clothes

　 12. be home by 10 p.m.

　 13. go out with friends

　 14. wild ,　　　　　 15. the young

　　 用于指人_____ _____ ______ _____ ______

　　 家规校规_____ _____ ______ _____ ______

　　 人物特点_____ _____ ______ _____ ______

5. They will publish these story-books next month. (同上)

　　 These story-books _____ _____ _____ next month.

第三单元参考练习

　　 Unit 3 Teenagers should be allowed to choose their own clothes.

4. I have learned English for about two years. (同上)

　　 English ______ ______ ______ for about two years.

3. A lot of people in China can speak English now . (同上)

　　 English ______ ____ ______ by a lot of people in China now.

2. Li Lei gave Tom a new pen last week . (同上)

　　 A new pen _____ _______ _____ Tom last week .

1. They often clean their classroom after school . (改为被动语态)

　　 Their classroom _____ often ______ by them after school.

8. When was invented the bicycle ? ____________________

7. Somebody broke into our house but nothing stolen. ____________________

6. How many languages are speaking in Switzerland ? ____________________