1、Keys for Unit 4Text ComprehensionI. DII. T, T, F, T, FIV. 1. David and I felt so young and healthy that we couldnt believe we would fall victim to any disease before the word AIDS appeared in my life.2. We didnt spend as much time together as before.3. I asked him face to face to explain why we were

2、 not friends any more.4. I couldnt go away from him when he needed me badly.5. I was unable to control any more the strong emotions which I had been trying to hold back until this moment.VocabularyI. 1. having a very enjoyable and exciting time 2. disconnected and refused to take my phone call 3. go

3、 away from or refuse to be with 4. didnt give up, still taking him to be my best friend as before 5. experience so much pain and stress 6. endure all the pain and sorrow by myselfII. 1. invincible 2. stress 3. confront 4. keep up 5. marking 6. blame 7. pushing aside 8. emotional 9. positive 10. reco

4、gnizedIII. B, C, A, C, D, D, D, AIV. 1. carefree, careless, careless, carefree 2. sick, sick, ill, ill 3. disease, plague, disease, plague 4. kept, keep, maintain, maintainV. 1. tighten, intensify, enhance 2. unhappy, wretched, miserable, cheerless 3. quickly, rapidly, swiftly 4. negative, doubtful,

5、 pessimistic, uncertain 5. benefit, profit, advantage 6. gain, increase, gather 7. cautious, alert, watchful 8. beginning, start, commencementVI. 1. unfavourable 2. organization 3.worthless 4. imperfect5. strengthening 6. ashamed 7. gratitude 8. youth GrammarI. 1. every, each/every 2. everything 3.

6、anywhere 4. everyday 5. somehow, anything 6. anyone, someone 7. some 8. somewhereII. 1. a kind of seriousness 2. a kind of devotion 3. people that cause joy 4. the water of the stated river 5. a kind of zeal 6. many kinds of tea 7. something that distracted 8. something that made him disappointedIII

7、. C, C, B, C, D, A, C, BIV. 1.in 2. since 3. behind 4. in, by 5. in 6. to, for 7. by, for, by , in/under, of 8. by, of, in, around 9. to, in, with, on, in 10. underV. (略)TranslationI. 1. 我們分在不同的班級(jí)，所以就不再那么經(jīng)常廝混在一起了。 2. 人們看他的眼神， 就好像他得了瘟疫， 學(xué)校里的那些朋友都不想與他交往。 3. 我遭到這樣的待遇，是因?yàn)槭畮讱q的孩子們還不習(xí)慣處理這樣的情況，也不知道怎么應(yīng)對(duì)。 4.

8、快到五月底時(shí)，他病情加重，醫(yī)生用個(gè)透明的塑料罩子把他給圍了起來，以防他受到我們身上有害細(xì)菌的侵害。II. 1. It is an attempt made to strengthen our competitive ability. 2. The police in this district know where the thieves hang out. 3. The agreements signed will break down all the barriers to free trade. 4. It was a very difficult situation, but he h

9、andled it very successfully. 5. He is my best friend. I just cant turn my back on him now that he needs my help. 6. So long as you work hard, you are bound to succeed and realize your ambition sooner or later. 7. Although he hates the job, yet he is determined to stick it out because he needs the mo

10、ney to support his family. 8. That cancer patient kept an optimistic attitude towards his disease, persisted in combating it, and conquered it in the end. 9. This university has a staff of more than 2,000, including about 150 professors and over 500 associate professors. 10. The concert was held to

11、mark the 75th anniversary of the composers death.Exercises for Integrated SkillsI. One of the worlds most deadly health problems / is spreading to new places. / The problem is heart disease / and it is affecting more and more people / in developing nations. / For years / heart disease has been the N

12、o.1 cause of death / in most industrial nations. / The disease has claimed more lives / than cancer or accidents. / Now the WHO has warned that / heart disease is increasing rapidly / in almost every developing nation. / Why is this happening? / One reason is that / people in developing nations / ar

13、e living longer. / Another reason is that / many people have changed the way they live. / They now eat more fat and salt / and fewer fruits and vegetables.II. (略)ListeningPatient 1NAME Robert WalliserADDRESS Flat 6 , 208 Rosecroft Terrace, ShenleyTEL. NO. PROBLEM High temperature and large spots ACTION TAKENDoctor to phone back Patient 2NAMEHarry James ADDRESSHolly Tre