高一英语学案：2SectionⅡ

学必求其心得，业必贵于专精学必求其心得，业必贵于专精学必求其心得，业必贵于专精Unit2HealthyeatingSectionⅡ—LearningaboutLanguage一、选择适当的情态动词填空:oughtto，haveto，needn't，mustn't，oughtn’tto1．Tom，you______playwiththeknife.Itmayhurtyou.2．Everyone______respecttheold。3．—MustIfinishthereporttoday?—No，you______。4．They______haveleftourcompanywithoutsayingaword。5．Mymotherisill。SoI______stayathometolookafterher.二、读下面句子，试着翻译画线词组1．Nomatterhowmanytimesyoufail，don’tloseheart。________________________________________________________________________2．Hedidn'twanttolosefacebeforehischildren.________________________________________________________________________3．Mybrotherlostinterestindrawingbecausehefeltitwastoodifficult.________________________________________________________________________4．Suddenlyhelostcontrolofhiscaranditknockedintoatree.________________________________________________________________________三、读下列单词，找出每组中画线部分发音不同的单词1．peach，teach,reach，break，weak________________________________________________________________________2．cut,minute,struggle,club，but________________________________________________________________________3．match，attract,lack，many，catch________________________________________________________________________4．because，settle,better，remember,vegetable________________________________________________________________________四、根据图片用所提供的情态动词完成下列句子1.我们应该向吴菊萍学习。（oughtto)We____________WuJuping。2.你不必熬夜准备这篇报道。（needn't)You____________preparingthereport。3.你必须每天吃一个苹果。（haveto）You____________everyday.4.小孩子一定不要玩火。(mustn't)Littlechildren____________。5.他们昨天本不应该吵架。(oughtnotto)They____________yesterday。答案：一、1.mustn't2。oughtto3.needn't4.oughtn’tto5．haveto二、1.泄气,失去信心2。丢脸3.失去兴趣4。失去控制三、1.break2。minute3.many4.because四、1.oughttolearnfrom2。needn’tstayup3.havetoeatanapple4。musn'tplaywithfire5.oughtn'ttohavequarreledwitheachother1．However，asshewassoafraidofbeinglaughedatbyherfriends，shedidnotconsultadoctorbut。。.然而，由于她非常怕被朋友嘲笑，所以她没有咨询医生，而是……剖析：本句中含有as引导的原因状语从句。考点：consultvt.咨询；请教;商量Beforegoingonadiet,you'dbetterconsultyourdoctor.节食前，你最好咨询一下你的医生。Ithinkweshouldconsulttheprofessoronthequestion.我想我们应该向教授请教这个问题.Wewillconsultyourparentsbeforeweallowyoutojoinintheactivity。在允许你参加这个活动前，我们将和你的父母商量一下.1）consult可作不及物动词。如：Pleaseconsultwithmebeforetheoperation。手术前,请先和我商量一下。Thetwolawyersareconsultingonthecase。两位律师正在商量那个案子。归纳：consultwithsb含义是“____________”;consultonsth的含义是“__________".2)consult还有别的含义，如:Heconsultedhisnotebookandsaid，“IcouldcomeonThursday."他翻了一下他的笔记本，然后说:“我星期四会来。”归纳：consult还有“________________”的含义。3)派生词：consultationn．商议,商谈consultativeadj。咨询性的，协商的Wehadahurriedconsultationbeforethemeeting.会前我们进行了紧急商议。Whendidyoujointheconsultativecommittee？你什么时候加入顾问委员会的？单项填空1)(2011·广东汕头期中)Ifyoudon’tknowhowtouseanEnglishword,theeasiestwayisto______adictionary.A．turnover B．lookupC．examine D．consult2)（2011·湖北黄冈期中）—WhatshallIdoifImeetawordthatIdon’tknow?—Ifyoucan'tguessitsmeaning，youcan______thedictionary.A．examine B．consultC．combine D．gain用consult翻译句子3）当遇到生词时,请查阅词典。________________________________________________________________________4)我认为你应该和你的老师商量一下。________________________________________________________________________2．Grammar：oughtto，oughtnotto,haveto，don’thaveto，mustn’t，needn’t等情态动词的用法及区别考点一：情态动词oughtto，oughtnotto的用法1)ought没有时态和人称的变化,后面须跟带to的不定式。其否定形式为oughtnot，也可写为oughtn't.其基本用法如下：A．用于第一人称,表示有责任或有必要去做某事，与should相比，语气较强。如：Weoughttobemorecarefulwithourhomework。我们应当更加认真地做作业。B．用于第二、三人称，表示建议或劝告.如：YououghttofollowMr.Wang’sadvice。你应当听王老师的建议。C．表示对现在或将来某种可能性的推测,这种推测是可信的.如：Henryoughttobeheresoon.Helefthomeatsix。亨利应当很快就到这儿，他六点就从家里出来了.D．用来表达客观上难以实现或不能实现的愿望，与虚拟语气相似。如:Ilovesummer！Itoughttobesummeralltheyear。我喜欢夏天,全年都应是夏天。2)oughttohavedone的用法A．表示对过去存在的某种可能性的推测，或指过去该做而未做的事情，意思是“早应该"、“本应该"。若是否定句，则表示发生了不该发生的事。如：I’msorry.IoughttohavephonedtotellyouIwascoming.对不起，我本应该给你打个电话告诉你我要来。B．oughttohavedonesth＝shouldhavedonesth，含义是“本应该做某事而实际上没有做”；oughtn'ttohavedonesth＝shouldnothavedonesth,含义是“本不应该做某事而实际上已经做了"。Youshouldn’t/oughtn'ttohavetoldhimaboutthematch。你本不应该告诉他有关比赛的情况。3)oughttobedoing的用法oughttobedoing，表示“应该在……"，这样用时语气比should严肃。如：Yououghtn'ttobetalkingsomuch.你不应当说这么多话.4）如果意思明确，有时oughtto后面不需要跟动词。如：—Shouldwebeginatonce?我们马上开始吗？—Yes，weoughtto。是的,开始。考点二：情态动词haveto，don'thaveto的用法1)haveto表示由于某种客观原因而不得不做某事。除此以外，haveto有时态和人称的变化，其否定形式为don’thaveto(＝needn't).如：Hermotherisill，soshehastostayathome.她的妈妈生病了，因此她不得不待在家里。2）haveto和must的用法及区别A．两词都是“必须”的意思,haveto表示客观的需要，而must表示说话人的主观看法。Wehaven'tenoughbooksforeverybody.Someofyouwillhavetoshare。我们没有足够的书给每个人,你们中有一些人只好合用。(客观上不得不)Theoldtowermustbesaved，whateverthecostis。无论付出什么代价，必须挽救这座古塔。（表示说话人的主观看法)B．haveto有人称、数、时态的变化，而must只有一种形式。但must可用于间接引语中表示过去的必要或义务.Asanathlete，hehastoknowhisstrengthsandweaknesses.作为一名运动员，他必须了解自己的长处和短处。Hesaidhemustleavebeforenine。他说他必须九点前离开。考点二：情态动词mustn't和needn’t的用法1)mustn’t表示“禁止”、“不允许"，并不表示否定性推测。如：Youmustn’tgotherewithhim。你不许和他去那儿。2）needn’t＝don'thaveto，表示“不必要”，可用来回答need和must的提问.如：—MustIfinishtheworktoday？我必须今天完成这项工作吗？—No，youneedn't/don’thaveto.不，你不必。单项填空1）(2011·吉林期中)Itwasplayingcomputergamesthatcosttheboyplentyoftimethathe______spentdoinghislessons。A．mighthave B．shouldC．oughttohave D．could2)(2011·课标卷）They______havearrivedatlunchtimebuttheirflightwasdelayed。A．will B．canC．must D．should3）（2010·上海卷）—Sorry,ProfessorSmith。Ididn'tfinishtheassignmentyesterday.—Oh，you______havedoneitasyesterdaywasthedeadline。A．must B．mustn'tC．should D．shouldn’t4)Ihadneitheraraincoatnoranumbrella。That’swhyI______waituntiltherainstopped.A．might B．shouldC．oughtto D．hadto5）Myparentsneverremembermytelephonenumber，andtheyalways______lookitup。A．should B．canC．haveto D．must6)—MrWang，Iwillgoandfetchfourchairsforthemeeting。—You______fetchfour;twowilldo。A．won't B．couldn'tC．shouldn’t D．needn’t句型转换7）Heoughttohelphisbrotherworkouttheproblem.（改成否定句）________________________________________________________________________8）Tomoughttogotohavearest。(改成一般疑问句)________________________________________________________________________9）Suchthingsoughttobedoneatonce。(改为反意疑问句）________________________________________________________________________10）Mustwestayathome?（作否定回答）________________________________________________________________________翻译下列句子11）他应该和汤姆去英国吗?________________________________________________________________________12)我们本不应该开着窗子睡觉.________________________________________________________________________13）他本应该昨天完成这项工作。________________________________________________________________________14）我病了，不得不待在家里.___________________