Keys
Unit 1
Section Ⅰ
基础训练
Ⅰ. 1. ambulance 2. loans 3. suitable 4. instantly 5. approved6. integrity 7. household 8. maturer/more mature 9. license
10. commitment
Ⅱ. 1. in charge of 2. had a say 3. stepped into 4. behind the wheel5. take responsibility for
Ⅲ. 1. has been working 2. a 3. taking 4. until/unless 5. more subtle6. to be 7. independent 8. it 9. commitment 10. responsibilities
能力提升
Ⅰ. 1—4 AADBⅡ. 1—5 EFDBG
Section Ⅱ
基础训练
Ⅰ. 1. will be having 2. election 3. of 4. varied 5. related6. despite 7. at 8. will be flying
Ⅱ. 1. will be giving 2. is memorizing 3. will be 4. will go5. will end 6. will take 7. has kept 8. will be visiting
9. will be shopping 10. will be playing
能力提升
Ⅰ. 1—5 ABDAC 6—10 DBCAD11—15 BCBDB 16—20 AABCDⅡ. 1. heroes 2. written 3. who 4. was model（l）ed 5. including
6. to publish 7. anxiety 8. the 9. painful 10. but
Section Ⅲ
基础训练
Ⅰ. 1. digest; digestion 2. evidence; evident 3. legal; legally;illegal 4. concluded; conclusion 5. Gradually; gradual
6. approve; approval 7. instantly; instant 8. elected; election
Ⅱ. 1. That is why we take an active part in social activities.2. Her latest documentary is concerned with Chineseculture.
3. After graduation from university， Henry continued todevote himself to the research.
4. Mom called me in the course of our conversation.
5. I must have my homework done/finished before going to bed.
能力提升
Ⅰ. 1—4 DABB 5—8 ADACⅡ. 1—5 CABBA 6—10 DCCAD11—15 DBCBA 16—20 CDBDA
Writing
思路引导2·本单元语言知识运用
1. I like Oliver Twist written by Charles Dickens best.
2. This story is set in London， telling the sad life experience ofan orphan named Oliver.
3. It is true that he lived a hard life.
4. These are the qualities that can inspire us to go on.
5. That is why I strongly recommend all of you to read thismasterpiece.
话题表达
One possible version：
Dear John，
I am so glad to hear from you. Learning that you areworking on Chinese， I strongly recommend you the novelJourney to the West.
The novel is one of the Four Great Classical Novels ofChinese literature. It is about Monk Tang and his three followerstraveling west to India in search of Buddhist scriptures. Thenovel will open the way to Chinese values and history. You willget a better understanding of Chinese culture. The novel offersa mixture of adventure and comedy， so while enjoying reading，you will surprisingly find you can speak and write in Chinesebetter.
I do hope you keep reading. I’m sure you will achievegreat progress in learning Chinese.Best wishes to you.
Yours，
Li Hua
Section Ⅳ
短语
1. in charge of 2. wait 3. say 4. behind 5. driving license6. responsibility for 7. an agreement 8. organ donation
9. credit card 10. doubt 11. at 12. tempt 13. contribute to14. at 15. course 16. over 17. lay aside 18. devote; to 19. at
20. distinguish 21. concerned with 22. at hand 23. be pleased
句型
1. turning 18 marks 2. I’m already mature enough 3. do like4. now that I’m 17 5. have things explained 6. That is why7. it is true that
Unit 2
Section Ⅰ
基础训练
Ⅰ. 1. switched 2. motivating 3. occupies 4. access 5. security6. profile 7. constantly 8. towels
Ⅱ. 1. on reflection 2. thrown in the towel 3. was occupiedwith 4. rely on 5. missed out
Ⅲ. 1. a 2. using 3. finished 4. devices 5. threw 6. accessible7. what 8. awareness 9. on/upon 10. to step
能力提升
Ⅰ. 1—4 DCADⅡ. 1—5 CDBAE
Section Ⅱ
基础训练
Ⅰ. 1. had been flooded 2. promotion 3. going 4. of5. appropriately 6. with 7. so 8. had been fired
Ⅱ. 1. had been lost 2. was dropped 3. had been found 4. hadnot been returned 5. had been put 6. had been wrapped
7. had been lost 8. had been sent 9. were told 10. had beenpaid
能力提升
Ⅰ. 1—5 CBADD 6—10 BDCAD11—15 CCBBA 16—20 ACBDA
Ⅱ. 1. it 2. Researchers 3. be recognized 4. simply 5. broaden6. conducted 7. who/that 8. more likely 9. that 10. using
Ⅲ.
Last Saturday， I took part in an English speech competitionhold by our school. I was really excited about it. When it washeldmy turn， I walked onto the stage. I felt nervously and frightenednervouswith such large a crowd looking at me！ I was about to give upsoas I saw my family members seated there. I regained belief inwhenme at once. I was announced as one of the second prize winnermyself winnersand all my family take great pride in me for my success.tookI am glad to have participated in∧contest. I learned a lottheof from this experience. I improved my English speaking skills.I also learned what to face people bravely and confidently.how
Section Ⅲ
基础训练
Ⅰ. 1. security; secure 2. motivation; motivated 3. constant;Constantly 4. promoted; promotion 5. invested; investment
6. objective; objectively
Ⅱ. 1. It was at 8：00 pm that I arrived at the factory.