人教版必修三unit2高考复习

Unit2 Book3 基础梳理.词汇与派生1.diet n.日常饮食；vi.节食_ a diet节食2._vt.平衡；权衡；n.天平；平衡_ adj.平衡的3.lie n.谎言；vi.说谎lie _.(原因、事实)在于4._n.折扣_ a discount打折5._ n.缺点；弱点；虚弱_n.缺点，短处(常用复数)6.consult vt.咨询；请教；商量refer _/consult a dictionary _ sth.look up sth. _ a dictionary在词典中查阅_n. 顾问；咨询者；会诊医生7.debt n.债，债务_ debt欠债8.glare vi.怒目而视；n.怒视glare _怒视_at凝视_ at瞥一眼；扫视9._vi. & vt.窥视；秘密监视；n.间谍spy _暗中监视，侦查10._ vi. & n.叹息，叹气_ n.迹象；招牌；手势；vi. & vt.签名，签字；打手势11.curiosity n.好奇心_ adj.好奇的_curiosity出于好奇12.hostess n.女主人；女主持人_主人；节目主持人；主办国(城)；vt.主办；主持13._ n.强项，长处；力量_ vt.巩固，加强14.digest vi. & vt.消化；n.摘要_n.消化15.limit vt.限制，限定；n.界限；限度_ adj.有限的16.benefit n.利益，好处；vt. & vi.有益于，有助于；受益_ adj.有利的；有用的，有益的17.combine vt. & vi.(使)联合；(使)结合_ n.结合(体)，联合(体)语境助记Out of curiosity，I consult her about how she keeps so slim and energetic. She explains that she never discounts the strength of the balance of a diet. She benefits from more fiber and the limited amount of fat. Believe it；its not a lie.学情自测根据句意用所给词的适当形式填空1.Sunshine and moisture(湿度) are _(benefit) to living things.2.Its our duty to keep it _(balance).3.Exercise and proper diet make you healthy and _(strength).4.They stood there，_(glare) at each other without a word.5. If he can_his ability with hard work，he should be very successful.6.If the pain continues，_(consult) your doctor.短语与拓展1._weight体重减轻；减肥put_ weight增加体重2.get _ with被放过；(做坏事)不受惩罚get _逃离，逃脱3.win._赢回；重新获得4. be amazed _.对感到惊讶5.cut _削减；删节cut _切掉，剪下；切断，断绝6.before _不久以后_ before很久以前；很长时间之后才7.(be) tired _.对厌烦、厌倦(be) tired _.由于疲劳学情自测根据语境选择上述短语的适当形式填空1.If you cheat in the exam，youll never _it.2.You ought to _on your intake of rich foods in order to keep healthy.3.David _ by writing articles for newspapers.4.Im sure these improvements will allow us to win_back our market share.5.Everybody was _ his design.6.That had happened_(a long time earlier).Well know _(soon).高频考点重点单词1.balance n均衡；平衡；v.平衡；权衡keep/lose ones balance保持/失去平衡on balance总的来说,off balance失去平衡的balance.against权衡，比较balanced adj.平衡的keep a balanced diet保持饮食平衡(1)The key is to get your life back in balance.(2)You have to balance the advantages of living in the countryside against the disadvantages.(3)I think on balance I prefer the new education system.2.consult v.咨询；请教；商量；查阅；参看consult a dictionary查字典consult with sb. about/on sth.就某事与某人交换意见consult sb. about sth.向某人咨询某事consultant n.顾问(1) (3)We will be consulting with representatives from several different industries.(2)He consulted with his partners about that investment.3.benefit n.优势；利益；成效；v.使受益；得益于benefit from/by从中受益be of benefit tobe beneficial to对有益for ones benefitfor the benefit of sb.为帮助某人；为某人的利益beneficial adj.有利的；有用的(1)One is testing with real patients，so as to prove that this is a technology they can benefit from.(2)These small businesses have benefited greatly from the fall in interest rates. (3)The new regulation will be of benefit to everyone concerned.The new regulation will be_beneficial_to everyone concerned.4.glare v.怒视；n.怒视；瞪眼glare at怒目而视in the glare of在的注目下glance at看一眼，瞥一眼at a glance一眼，立刻at first glance乍一看stare at凝视；盯着看(1)Her mother was ironing clothes and every now and then she glared at her husband，who hid behind his newspaper pretending to read.(2)The old gentleman just stood there glaring_at the pickpocket.(3)The sun glared down, dazzling them.易混辨析glare，glance，stare(1)glare侧重于怒视，暗含敌对或威胁的态度。(2)glance指快速地看或瞥一眼。(3)stare指由于生气、害怕或吃惊而睁大眼睛注视某人或某物。练习(1)They didnt fight, but stood there _ at one another.(2)She is so afraid of the big dog that she _ at it without moving a little.(3)The chairman _ at his watch and announced the meeting was over.5. limit n. 限制；限度；界线vt. 限制；限定limited adj. 有限的 limitless adj. 无限制的limit sb./sth. to. 限制某人/某事到某种程度put a limit on. 对限制there is a limit to对是有限的without limit 无限地，无限制地1. Dont drive so fast! You must keep within the speed limit.2. Many animals either limit their activity during the winter.3. There s a limit to how much I m prepared to spend.对点自测 .语境填词glare，benefit，consult，balance, limit1.Athletes need a good sense of _.2.They _at each other across the table.3.I have typed out some lecture notes for the _of those people who were absent last week.4._t the timetable to see when the last train leaves.5. The speed limit on this road is 70 mph.单项填空1.I think we need to see an investment_before we make an expensive mistake.A.guide B.thinkerC.consultant D.lawyer2.The teacher glanced_this student who was busy_a picture.A.to；drawing B.at；drawC.at；drawing D.at；to draw3.Who is most likely to_the old ladys death?A.benefit B.benefit fromC.be beneficial D.be beneficial to4.I think its important to keep a _ between study and a social life.A.distribution B.balanceC.combination D.assignment5. Knowledge and learning are important if we want to be successful，but they may also_our thinking.A.direct B.limit C.change D.improve重点短语1.get away with(做了某事)而不受惩罚；携带跑掉get across解释清楚，使人了解get along/on with进展；(与)相处get around/round走动；(消息)传开get down to开始；着手get sb.down使沮丧；使悲伤(1)If cats and dogs can learn to get along，surely people have a good chance. (2) She never arrives on time at the office, but she somehow managed to get away with it.(3)News soon got around that he had resigned.2.cut down砍倒；削减，缩小(尺寸、数量或数目)；驳倒cut in (on sth.)插嘴；插入cut off切断；切掉；隔绝cut out剪除，切掉，割掉；删除cut up切碎(o pieces)cut sth.in half/in two将对半切开(1)I wish Marie would stop cutting _ on our conversation all the time.(2)The electricity company is threatening to cut us _.(3) This article is too long, so you have to cut it _ to 1,000 words.(4) Before we can print this book，you will have to cut _ all the dirty words.3.He couldnt have Yong Hui getting away with telling people lies！他可不能让雍慧哄骗人们后跑掉！解释 have sb./sth. doing sth. 使某人或某物一直做某事have sb./sth. doing sth. 容忍某人或某物总是干 have sb./sth. do sth. 使某人或某物做某事(注意不要在do之前加上to) have sb./sth. done sth. 请人做某事(自己不去做或无法做)，(主语)遭受了不好的事情典例1). I had him waiting at the gate from eight o clock this morning till now. 2). I ll have him finish my work. 3). I had my hair cut. 4). The woman had her handbag robbed yesterday. 对点自测 .选词填空cut down，get away with, haveburning 1.He was asking $500 for the car，but we _ to $300.2.Those who lie and cheat will never _it.3.It was cold，and she_the fire_ all day and night.单项填空1.In winter，some rich people fly south to_the cold weather in the north.A.get close to B.get away fromC.get off D.get down to2.If you dont _ your smoking，I will _ your supply.A.cut up；cut down B.cut down；cut offC.cut in；cut off D.cut in；cut up3.The director had her assistant _ some hot dogs for the meeting.A.picked up B.picks upC.pick up D.picking up4The manager tried to explain the problem，but what he said didnt _ to the players.Aget away with Bget overCget down Dget across5Did Peter fix the computer himself?He _，because he doesnt know much about computers.Ahas it fixed Bhad fixed itChad it fixed Dfixed it语法复习-情态动词（二）needneed用于表示“需要，必要”之意。做情态动词时，仅用于否定句和疑问句，只有现在时，过去式要用neednt have，疑问式用need+人称?,否定式用need not(即neednt），1Need we leave soon?Yes, you must.(No, you neednt)2You neednt have hurried.(=It was not necessary for you to hurry，but you did).你当时不必这么匆忙。做实义动词时，其变化与一般的实义动词相同，后接带to的不定式（need doing = need to be done ）,过去式用needed、did you need?和didnt need,肯定式用needs/needed/need,疑问式用do、does、did提问，否定式要在前面加dont、doesnt、didnt1. A job like nursing needs patience and understanding. 2He needs to see a doctor.3Do you still need volunteers to help clean up after the party? 4They didnt need to start so early.daredare用于表示“敢于”之意。做情态动词，没有人称和数的变化，主要用于否定句、疑问句和条件状语从句中1Dare you tell her the truth? Yes, I dare. /No, I darent.3How dare you accuse me of lying!4He darent admit this.用作实义动词时，其变化与一般的实义动词相同。在肯定句中，dare后接带to的不定式；否定句中，dare后既可接带to的不定式，也可接不带to的不定式。1Only a few journalists dared to cover the story.2He doesnt dare (to) go there alone.3Dont you dare (to) touch it?情态动词+have done用法must have done 表示主观上对过去已经发生的行为进行推测，意为“想必，准是，一定做了某事1She must have gone through a lot.2He must have visited the White House during his stay in the United States.may/might have done表示对过去已发生行为的推测，意为“也许/或许已经（没有）“。一般用于肯定句或否定句中，不用于疑问句。用might则表示语气更加不肯定。1You may have learnt the news.2He may not have heard his name called.3Sorry Im late. I might have turned off the alarm clock and gone back to sleep again.canhave done cannot have done表示对过去发生的行为的怀疑和不肯定，通常用在否定句和疑问句中。（can换成could时语气委婉）1Where can she have gone?2Could he have done such a foolish thing?3The boy cant have finished reading the book so soon because it is difficult even to an adult.could have done可用于肯定句中，表示“可能已经”之意，此外，还可以表示过去能做而没做的事，有一种对过去为付诸实施的事情的惋惜。1He could have killed himself driving at a dangerous speed.2You could have been more considerate.3You could have done better, but you were too careless.might have done表示“本来可能，但实际上没有发生的事情”。另外，还可以表示“本来应该或可以做某事”之意，含有轻微的责备语气。1You should not swim in that sea. You might have been eaten by a shark.2He might have given him more help, thought he was busy.should/ought to have done用于肯定句时，表示本该做某事，而实际上未做；用于否定句时，则表示不该做的事反而做了。1He should have known that the police would never allow this sort of thing.2You shouldnt have done it so carelessly.3You ought to have returned the book earlier.4You ought not to have refused his offer.neednt have done表示做了本来不必去做的事。注意：didnt need to do表示“没必要做而实际上也没有做某事”1You neednt have watered the plants, for it is going to rain.2I didnt need to buy the dictionary. I had a copy at home.had better have done用于事后的建议，含轻微责备的口吻，意为“当时最好做了某事”，其否定式had better not have done表示相反的含义。1You had better have started earlier.2You had better not have scolded her.would rather have done表示“当时宁愿做了某事”，其否定式would rather not have done表示相反的含义，两者都表示“后悔”之意。1I would rather have taken his advice.2I would rather not have told him the truth.练习题1. People are recycling many things which they away in the past.A. had thrown B. will be throwingC. were throwing D. would have thrown2. Harry is feeling uncomfortable. He _ too much at the party last night.A. could drink B. should drinkC. would have drunk D. must have drunk3. Im sorry.Iat you the other day.Forget it.I was a bit out of control myself.A.shouldnt shoutB.shouldnt have shoutedC.mustnt shoutD.mustnt have shouted4. My book, The House of Hales, is missing. Who _ have taken it?A. need B. must C. should D. could 5. Mark have hurried. After driving at top speed, he arrived half an hour early.A. neednt B. wouldnt C. mustnt D. couldnt6. We have bought so much food now that Suzie wont be with us for dinner.Amay not BneedntCcant Dmustnt 7- What are you doing this Saturday?- Im not sure, but I go to the Rolling Stones concert.A. must B. would C. should D. might8. Rose _ tell her mother that she didnt pass the exam. Adare not toBdoesnt dare toCdoesnt dareDdares not9. When I was a child, I_watch TV whenever I wanted to.A. should B. could C. mustD. need10. No one be more generous; he has a heart of gold.A. could B. must C. dare D. need11. Since nobody gave him any help, he have