英语科高三年级导学案编写者审核姓名必修二Unit3Computers复习学案第一、二课时（单词和短语）【学习目标】：1.重点单词：total,anyhow,signal,arise2.重点短语：inaway,dealwith【学习重点】：掌握本单元4个重点单词和2个重点短语的用法并灵活运用。【学习难点】：根据语境运用重点单词和短语。预习任务：1.完成《三维设计》P34—P35单词冲关和短语冲关。2.回归课文，根据课文内容填空。Iwasbornasa___________machinein1642.WhenIwasyoung,Iwasgoodat__________difficultsums.About2hundredyearshadpassedbeforeIcouldthink_______andproduce_______answers.Atthattime,Iwascalledan___________machine.In1936,Iwasbuiltasa___________machine.Ihadtheabilityto_______anymathematicalproblem.Fromthenon,Igrewrapidlybothin_______andmemory.AfterIstoredmymemoryon__________insteadofin_____,Ibecame_______insizebut_________inintelligence.Astimewentby,Ibecameevensmaller,forIputmymemoryonverysmall______,whichmademebecomePCandlaptop.Inthe1960s,Icouldbeconnectedwithothercomputersbya_______Fromthenon,Iwasabletosharemyknowledgewithothersthroughthe________________.Afterthat,Ihadmanynew__________.Now,Iamgladtoservehumanbeingsasa______________andapleasant___________.课堂探究：1.AsaresultI_______changedmyshape.翻译：_______________________totaladj._____________________n._________________________totallyadv._____________________________相关短语：总共……________________加起来________________________翻译：①那项计划完全失败了。_______________________________________②他欠的债总共达10000美元。__________________________________________③那儿总共一定有2000人。____________________________________________练习：—Doyouknowhowmanystudentstookpartinthesportsmeet?—About400________.A．alltogetherB．afterallC．intotalD．attotal2.[教材P18原句]___________,mygoalistoprovidehumanswithalifeofhighquality.翻译：_________________________anyhow＝anyway___________用某种方式；不知怎么地；不知为什么稍微，有点注意：anyhow/anyway作让步状语时一般置于句中或句末，其前常有连词but。但如果表示“再说；至少；更何况”之意，作状语对前面的话作补充时，常出现在句首。(1)Don’tworry；we’llgetthemoneyback__________.别担心，我们会把那些钱拿回来的。(2)，Imustgonow.总之，我现在得走了。(3)Iwas________unhappywhenhearrivedtenminuteslate.他迟到了十分钟，我有点生气。编号共10页第1页使用时间:2012年11月日英语科高三年级导学案编写者审核姓名3.[教材P23原句]Forexample,Ihavelearnedto__________tomyteammatesincomputerlanguagetogivemetheballwhenIamopenandhaveagoodshotforagoal.翻译：_______________________signalvi.&vt.______n.________(1)示意某人做某事___________________示意……___________________(2)adanger/warningtrafficsignalThethiefthepolicewerecoming.小偷用信号暗示同伴警察来了。易混辨析symbol，signal，sign，mark(1)symbol指符号，象征，标志等。(2)signal指信号，暗号或警告等。(3)sign表示“记号，符号”时，同“symbol”。表示“告示，牌示”时，侧重指用图画、文字表达的告示、图示，此外还可以理解为“迹象，征兆”。(4)mark普通用词，含义广泛。既可指为便于辨认而有意作的标记，又可指自然形成的标记或有别于其他事物的特征。用symbol，signal，sign，mark的适当形式填空(1)Thesirenwasaforeveryonetoleavethebuilding.(2)Thechildrenleftdirtyalloverthekitchenfloor.(3)Redisaofdanger.(4)Darkcloudsareusuallyaofrain.4.[教材P23原句]Thenshepreparesreliablemovestouseifanewsituation_________.翻译：_______________________________________________arisevi.__________________________(1)arise作“_______________”之意时，主语多为抽象名词________...
