冀教版英语必修3 Unit3 The Computer 教材分析VIP免费

UNIT3教材讲解一。重要词汇。1。affectvt影响。Thechangeinclimatecanaffectyourhealth.effect.n.影响。构成短语have/hasa/an...effectonsb/sth.要注意这种形式在定语从句中的应用。如：Theeffectthemedicinehadonpatientswasobvious.警告：effort.努力n.构成短语makeaneffort/effortstodosth./sparenoefforttodosth.<不遗余力做>2.convient.adj.方便的。常用物做主语，不修饰人。如：Ifitisconvienttoyou,pleasedropin.构成结构有：beconvienttosb/beconvienttosb.警告：free.adj.空闲的。构成结构sbbefree.3.prefer.v.喜欢。构成短语：prefersth/prefertodosth/prefersbtodo/prefertodo...ratherthando...如：1>----Whowillwinthegame?----Ipreferclasstwoto2>IprefertowatchTVratherthanhangaboutonsundays.警告：sbprefertodo...ratherthando...可以将ratherthando...放在句首。如：上句可以改为，Ratherthanhangabout,IprefertowatchTV.4.wish.v./n.1>wishsb/sthadj/n.如：Wishyougoodluck/Wishyouhappy.2>n.bestwishes/givesb.wishes=givewishestosb.警告：expect/hopeexpect意思为：等，等待。常用于将来时或者进行时，宾语多指安排好的事情。结构为：expecttodo/expectsbtodo如：I'llexpectyoutohavedinneratexect10o'clock./Iamexpectinghimtocomeover.hopev.结构为hopetodo/hopethatclause.不用于hopesbtodo.也不用于“Vtodo”的形式。如果用进行时态多表示委婉语气。如：HeflewtoHongkong_____togettimelyandfurtherinformation.AhopingBtohopeIamhopingtoinviteyoutodinner.hope.n.结构为inthehopeof.../inthehopesthatclause.如：Theywentabroadinthehopeofthefurthereducation.Theyworkedaroundtheclockinhopesthattheycouldgetthroughtheexam.5.mean.v.意味着，意思是。1>meansth.Redtrafficlightsmeanstop.2>meandoingNoddingmeansacceptingmyadvice.<意味着做。。。》3>meanby...Whatdoyoumeanbythat?4>meantodosth.Imeantosetonmyfootontheislandnextmonth.《打算做。。。》5>meanttohavedonesth=hadmeanttodosth.《本打算做。。。》----Whyhaven'tyouattendedthelecture?----Imeantto,butIwasbusy.警告：1>means.n.方法，手段。其单复数相同。如：ameans/twomeans.结构有bythemeansof..2>meanttohavedone和hadmeanttodo意思一样，但用法却有区别。要根据语境做不同的选择。看下面两个语境题。<1>.---Whydidn'tyoutakepartinthecompetetion?---I_______,butitrained.用心爱心专心<2>.---Whyhaven'tyoutakepartinthecompetetion?---I______,butitrained.AhadmeattoBmeantto<1>的语境是过去时，动词takepartin在句中表现为原形，根据hadmeanttodo的结构，故选A。《2》的语境是完成时，动词takepartin在句中表现为havetakenpartin,根据meanttohavedone的结构，故选B。6。anyway.adv.相当于anyhow1>.再说。I'vedecidedtopostponetheideaofdoingacourse,andanywayIgotaccepedbytheCouncil.2>.不管怎么说----Icangiveyoualiftifyouwait.----No,I'llwalk.Thanks,anyway.3>.至少----Allofthem?----Some,anyway.4>.究竟Whatareyouphoningfor,anyway?7。available.adj.可得到的/可利用的。1>.Isthebookavailablehere?2>.Thereisnotenoughdrinkingwateravailableinthevillage.8。upset.v./adj.不安的/使。。。不安。1>.Hewasupsetwhenheheardthenews.2>.Dowhathewants,oryou'llupsethim.警告：upset=ratherunhappy.nervous=ratherafraidanxious=worried.9.weigh.vt.称。。。的重量/vi.重达。。。Theelephantisweighedbytheton.Thestoneweighs2tons警告：有此用法的还有measure意思为量的。。。如：Therivermeasures500metres10.imaginevt1>.imaginsbdoingIcan'tTomlivinginsuchapoorplace.2>.imaginethatclauseImaginethatyoulivedinatimewhenmenworeswords.警告：我们不说imagineone'sdoing所以Ican'timaginehishavingpassedtheexam.是错误的。另外，能够使用imaginethatclause的还有suppose/considering.11。occupy.vt.占用。---Whyareyoubusywhileothersa...