Unit OneKey to exercisesSection AVocabularyIII 1 charge 2 convention 3 efficient 4 obtain 5 competent6 assessing 7 fulfill 8 conducting 9 consequently 10 significanceIV1 behind 2 at 3 in 4 out 5 to 6 to 7 in 8 with 9 but 10 forV1 L 2 C 3 D 4 N 5 O 6 A 7 E 8 G 9 I 10 KWord BuildingVI 1 commitment 2 attraction 3 appointment 4 impression5 civilization 6 composition 7 confusion 8 congratulation9 consideration 10 explanation 11 acquisition 12 depressionVII1 advisable 2 desirable 3 favorable 4 considerable 5 remarkable 6 preferable 7 drinkable 8 acceptableSentence StructureVIII1 much less can he write English articles2 much less can he manage a big company3 much less could he carry it upstairs4 much less have I spoken to him5 much less to read a lot outside of itIX1 Having meals at home can cost as little as two or three dollars, whereas eating out at a restaurant is always more expensive.2 We thought she was rather proud, whereas in fact she was just very shy.3 We have never done anything for them, whereas they have done so much for us.4 Natalie prefers to stay for another week, whereas her husband prefers to leave immediately.5 Some praise him highly, whereas others put him down severely.TranslationX1. 她连水都不愿喝一口，更别提留下来吃饭了。 She wouldnt take a drink, much less would she stay for dinner. 2. 他认为我在对他说谎，但实际上我讲的是实话。 He thought I was lying to him, whereas I was telling the truth. 3. 这个星期你每天都迟到，对此你怎么解释？ How do you account for the fact that you have been late every day this week? 4. 他们利润增长，部分原因是采用了新的市场策略。 The increase in their profits is due partly to their new market strategy. 5. 这样的措施很可能会带来工作效率的提高。 Such measures are likely to result in the improvement of work efficiency. 6. 我们已经在这个项目上投入了大量时间和精力，所以我们只能继续。 We have already poured a lot of time and energy into the project, so we have to carry on. XI1. I dont think that he would commit robbery, much less would he commit violent robbery. 我认为他不会抢劫，更不用说暴力抢劫了。 2. Men earn ten dollars an hour on average, whereas women only seven dollars. 男工平均工资每小时10美元，而女工每小时才7美元。 3. Once the balance in nature is disturbed, it will result in a number of possible unforeseeable effects. 自然界的平衡一旦遭到破坏，就会带来很多不可预知的影响。4. The final examination is close at hand; youd better spend more time reading. 期终考试迫在眉睫，你最好多花点时间看书。 5. What is interesting is that consumers find it increasingly difficult to identify the nationality of certain brands. This is due partly to globalization and partly to changes in the location of production. 有趣的是，消费者发现越来越难以辨别某些品牌的原产国。其部分原因来自于全球化带来的影响，部分原因是由于产地的变化。 6. A recent survey showed that women account for 40 percent of the total workforce. 最近一次调查表明，妇女占总劳动力的40%。 Cloze XII1 C 2 B 3C 4 A 5 D 6 B 7C 8D 9 A 10 C 11 D 12 C 13C 14 B 15 A Structured WritingSample Writing: A larger and larger part of society is expressing its concern about environmental protection. Active in their concern, teachers and students hold specific meetings to discuss environmental protection. Also, city planners take environmental problems into serious consideration. And, though reducing pollution can be expensive, factories often take every possible measure to do their part. Many people are concerned and active because air and water pollution affects everyone and makes it difficult for cities to survive and businesses to make a profit. Section BVocabularyIII1 utilize 2 reject 3 considerable 4 temporary 5 acceptable6 recognition 7 alleviate 8 appreciate 9 furthermore 10 interactIV1 interact with 2 gone through 3 deal with 4 recovered from 5 adjusting to6 familiar to 7 In spite of 8 were tired of 9 prevented from 10 came toKey to exercisesSection AVocabularyIII1 promising 2 amusing 3 lowered 4 persisted 5 rank6 swear 7 unfair 8 presence 9 frowning 10 approximatelyIV 1 on 2 upon 3 on 4 in 5 by6 to 7 in 8 of 9 on 10 out V1 O 2 K 3 D 4 H 5 J 6 E 7 M 8 G 9 B 10 AWord BuildingVI 1 observeobserver: one who observes a person or an event2 skiskier: skier: one who skis3 visitvisitor: one who visits somebody or some place4 learnlearner: one who learns something5 reportreporter: one who reports on persons or events for a newspaper6 drinkdrinker: one who often drinks alcohol, esp. too muchVII1 tropical 2 musical 3 occasional 4 environmental5 global 6 dangerous 7 natural 8 centralSentence StructureVIII1 They didnt lose heart despite lots of frustration.2 Despite the heavy rain, the boys played football in the yard all afternoon.3 I will try my best despite the slim chances of success.4 Despite a thorough search for the escaped prisoner in the mountain