Key to the exercises unit1 Unit1Page 11. Answers may vary. However, we can't deny that English is becoming an international language and that there is a growing need for us to communicate in English with people from other countries.2. Answers could vary from "6 to 10 years", depending on where you are from. Generally speaking, students growing up in cities start learning English 3-5 years earlier than those in the countryside. Those who don't enjoy learning English or are not motivated may find English very difficult to learn.3. Possible answers may be French, German, Japanese, Spanish, etc. One may find different reasons. Some students choose to study one specific foreign language out of their love for the literature in that language; some may like to listen to music, or watch movies in that language; some want to be able to read research papers published in that language; and many others may simply want to be able to speak the target language when traveling in that country.4. Possible useful ways may include: reading and listening as much as one can; talking to native speakers whenever possible; visiting the English Corner on campus; watching English movies; surfing the Internet, etc. Other effective ways of learning English may include: paying special attention to useful expressions and trying to use them whenever and wherever possible; learning good passages by heart; memorizing lists of words to develop vocabulary; working on a grammar book systematically to achieve accuracy and doing more writing practice.Page 31. In this monologue Alberto tells us that he likes to learn new languages and why he likes to do so. He also shares with us some ways which he thinks are helpful in learning a new language.2. Yes, he is. He is very interested in language learning because he thinks it helps broaden his mind.3. Yes, he does. He thinks that as long as one keeps on reading, one's reading comprehension skill will improve remarkably.1. English French Italian Chinese German2. his mind3. mother tongue are shortened more frequently4. read a lot listen to CDs5. good dictionaries the Internet6. difficult at first never ends highly enjoyableText APage 9-111. No, Will Pidcroft doesn't think that English can be mastered withina short period of time. He says that in fact English is not that easy to learn; otherwise, he wouldn't be working as an English teacher any more as there would be far less demand for trained English teachers.2. Yes, he does.3. Behaviorists believe that language learning is a kind of habit formation. So they are fond of making students repeat phrases and do exercises where they continually have to change one word in a sentence. They assume that people learn things very much like parrots and chimpanzees.4. Pidcroft thinks that interest is a very important factor in language learning. No one can ever learn to speak English or any other language unless he or she is interested in it.5. Parrots and chimpanzees make noises that are meaningless while the speech sounds human beings make are meaningful and they can relate them to their own lives. In other words, human beings use language to communicate.1. T2. T3. FLots of people must believe what advertisements say; otherwise, the advertisements would no longer exist.4. T5. FLiving in a country where the target language is spoken has advantages over many other methods.6. FLanguage learning must be meaningful. A parrot, however, makes meaningless noises by imitating human beings.You can approach this question from different aspects: from pronunciation, spelling, vocabulary and meaning, grammatical structures, and word order, to such global aspects as discourse structures, pragmatic appropriateness and cultural relevance.Page 22-311.They claim that they have discovered a cure for the disease, butthis has not yet been proved.2. If Jane is not here in 10 minutes, we'll assume that she isn'tcoming and we won't wait for her any longer.3. After years of hard work, she became qualified as a doctor lastyear.4. They based their estimate on the figures for the last four years.5. Some Chinese words have no equivalents in English.6. The train leaves at about half past eight—8:32, to be precise.7. If you want my personal opinion, I don't think you should gothere.8. The rights of the individual are perhaps the most importantrights in society.9. She promised solemnly that she would not say a word about itto anyone.10. The house is too small for a family of five; furthermore, it is ina bad condition.11. Human beings are much more intelligent than animals.12. Her new novel is based on her adventures in Africa.1. obtain2. confident3. communicate4. advantage5. relevant6. helpful7. extreme8. enjoyable9. means10. process11. particularly12. characters13. astonished14. apparently1. fond of2. is ... related to3. according to4. To a certain extent5. vice versa6. no doubt7. rid ... of8. cleared up9. or else10. at all costs11. sure enough12. let alone13. based on14. It's no use15. in my view16. was worth1. c2. d3. b4. b5. b6. d1.highly / very2. quite / very3. quite / very / increasingly4. quite / simply / very1.No mistake2. especially3. necessary4. frequently5. No mistake6. easy7. No mistake8. individual9. many10. highly11. apparent12. remarkable13. probably14. No mistake1.would / should2. should / would3. might4. would5. must6. can't7. should, should8. must1.We passed the afternoon very pleasantly, roller-skating in the sunand talking about our childhood under a tree. / The afternoon passed very pleasantly, while we roller-skated in the sun and talked about our childhood under a tree.2.2. On entering the lecture hall, I was surprised at the size of thecrowd. / When I entered the lecture hall, I was surprised at the size of the crowd.3.3. When I was only a small boy, my father took me to Beijing andwe had a lot of fun together.4.4. To write well, a person must read good books.Warning: The implied or logical subject of an infinitive, a participial phrase or an elliptical clause should be consistent with the real subject of a sentence.(1) doubt(2) efficient(3) where(4) advantage(5) afford(6) claim(7) fluently(8) qualified(9) extent(10) ridiculous(11) perfect(12) as(13) because(14) individual(1) c (2) c (3) a (4) a (5) b(6) b (7) d (8) a (9) d (10) b(11) a (12) a (13) c (14) c (15) c(16) a (17) d (18) d (19) a (20) d1. The baby can't even crawl yet, let alone walk!2. Will claimed he was dining with a group of friends at the time of the murder, but in my opinion he told a lie.3. To a certain extent the speed of reading is closely related to reading skills; and with reading skills you can cope with outside class reading better.4. According to the regulation / rule, they both can play the game / participate in the game.5. Some people assume that there is a Chinese equivalent for every Japanese word.6. We have passed all relevant information on to the police.7. There is no use asking me any more questions about that matter because I won't answer.8. It was a mistake on Jim's part to sign the contract without reading it carefully.9. They refused to provide us with all the information we need.10. This accident is very similar to the one that happened three years ago.11. The film is based on a play by Shakespeare.12. If you have a good command of English and computer skills, you will surely have an advantage over others in finding a job.近年来英语教学法有了很大改变，但是还是有大量的教学活动建立在行为主义心理学基础之上。