Unit 1 Section A Book 3III.1. beneath 2.disguised 3.whistles 4.restrain 5.grasp 6. longing 7. praying 8. faithful9.pledge 10.drain IV.1. tell (our teacher) on you2. track down 3.work it out 4. picking on me5. reckoned with 6. call on 7. on his own8. get through 9. in disguise10. revolves aroundV. 1. G 2.O 3. D 4. I 5.K 6. L 7. B 8. F 9. A 10. NVI. 1. advice 2. level 3. problems 4. necessity 5.skills6. experience7. solution8. value 9.tool 10. mannerVII. 1. air-conditioned (装空调的，有冷气的)2. handmade（手工制作的） 3. thunderstruck（非常吃惊的）4. heartfelt（衷心的，诚挚的） 5. data-based（基于数据的）6. self-employed（自主经营的）7. custom-built（定制的，定做的）8. weather-beaten（饱经风霜的）VIII. 1. well-informed (对非常熟悉的) 2. new-found（新获得的）3. hard-earned （辛苦挣得的） 4. soft-spoken（说话温柔的）5. newly-married （新婚的） 6.widely-held（普遍认为的）7. well-meant（出于好意的） 8. well-educated（受过良好教育的） IX. 1.no matter how different it may seem from any other substance2. No matter what a woman tries to do to improve her situation3. No matter what excuse he gives4.No matter what anyone else may think5. no matter how they rewrite historyX. 1. Just as we gained fame in victory, we lost nothing in defeat.2. Just as the head teacher plays a significant role in the school, Jane plays a significant role of leader in the classroom.3. Whoever was out there obviously couldnt see him just as he couldnt see them.4. She has been searching all her life for the perfect chocolate just as I have been searching for the perfect beer.5. You can make those kinds of comparisons just as you were doing the analyses a minute ago.XI. 1. No matter how experienced a speaker you are, and how well you have prepared your speech, you will have difficulty making a speech at such a noisy reception2. Just as all his sisters friends cared about him, Jimmy cared about them.3. Car manufacturers stamp a vehicle identification number at several places on new cars to help track down stolen vehicles.4. If you dare tell on me when the teacher gets back I wont say a word to you any more.5. Some elderly people prefer to live on their own while the great majority choose to live with their children.6.Here is something that needs to be reckoned with: how to get the necessary finances to establish the company.XII.1.每当有人帮了你， 无论事情大小， 无论他地位高低，你都应该对他说声“谢谢”2.蒸汽机的发明使船舶发生了变化，正如其已经改变了陆地运输一样。3.尽管经理努力帮忙，他还是不能找到问题的根源所在。4.这个女孩的生活天天围着哥哥转，完全明白该做什么来使哥哥高兴。5.如果你不知道自己想要什么，你最终得到的可能都是自己不想要的。6.吉米有他妹妹帮助他度过那些没有父亲的艰难日子。BACAD ADDCB BBACD CACDASection BII. CBDDA DAC III. 1. hollow 2. considerate 3. rival 4. elastic5. paralleling6. inspire 7. manipulate8.acknowledged9. soaring 10. respectiveIV.1. on2. apart3. with4. along5. on6. into7. of 8. between9. up 10. ofBook 3Unit 2Key to exercisesSection AComprehension of the textI1. The new study suggests that even moderate exercise may lead to reduced iron in the blood of women.2. Consume additional meat or take iron supplements.3. Because they have a monthly bleeding.4. Through a variety of mechanisms. For example, some iron is lost in sweat, and intense endurance exercise is sometimes associated with the bleeding of the digestive system.5. Three.6. You are in trouble. Your iron reserves go to zero and you may feel weak, tired and out of breath.7. They should have a yearly blood test to check iron reserves.8. Meat, chicken, fish, dates, beans, and some leafy green vegetables.VocabularyIII1.moderate 2.consume 3.advisable 4.modified 5.evidence 6.restricted 7.calculate 8.remedy 9.impact 10.sufficientIV1.bounce back 2.summed up 3.Up to 4.at risk 5.went to zero 6.goes up 7.interfere with 8.derived with 9.In general 10.take inV1.G 2.K 3.O 4.N 5.J 6.A 7.C 8.D 9.F 10.ICollocationVI1.cost 2.pollution 3.potential 4.quality 5.chance 6.crime 7.interest 8.efficiency 9.strength 10.creativityWord building VII1.appearance 2.utterances 3.attendance 4.hindrance 5.maintenance 6.resistance 7.performance 8.existence 9.occurrence 10.acceptanceVIII1.world-famous 2.ice-told 3.snow-white 4.waterproof 5.waist-deep 6.carefreeSentence structureIX1. Mr. Howe, my favorite professor, has received a Distinguished Teacher Award.2. Yesterday I went fishing, something I hadnt done in years.3. Some women are normally inactive but then all of a sudden start a program of intense exercise, an action that breaks the laws of sports science.4. Even a brief visit to Greece, a modern country with ancient civilization, gives you a deep sense of its culture.5. Then ancient Chinese, a people of inventors, discovers, philos