高中英语必修2 unit3 computers language pointsppt课件.ppt

《高中英语必修2 unit3 computers language pointsppt课件.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Unit2WhoamI?languagepointsSpelling1.operator___________(vi)2,simplify_________(adj)3,logical_________(adv)4,technology__________(adj)5,intelligent___________(n)operatesimplelogicallytechnologicalintelligence6,real_________(n)7,personal__________(adv)8,finance__________(adj)9,explore

2、__________(n)10,solve_____________(n)realitypersonallyfinancialexplorationsolutionLookatthesepictures.Inpairsdiscusswhattheyhaveincommon.共同的；共有的Incommon常常同have连用，eg：havenothingincommonhavelittleincommonhavesomethingincommonhavealotincommonhavecommonsense无共同之处几乎无共同之处有一些共同之处有许多共同之处有常识

3、Eg.我和你有一样共同之处。YouandIhaveonethingincommon．2.OvertimeIhavebeenchangedquitealot.overtime随着时间的过去，经过一段时间3.IdevelopedveryslowlyandittooknearlytwohundredyearsbeforeIwasbuiltasananalyticalmachinebyCharlesBabbage.句子结构：1.Ittook/was+一段时间+befores+ved…我发展缓慢，差不多两百年之后，查尔斯·巴比奇才把我制成了一台分析机。【仿写】过了两年我

4、们才又见了一次面。__________________________________Ittooktwoyearsbeforewesaweachotheragain.Eg.她不努力工作，不久后就被解雇了。Shedidn'tworkhardanditdidn'ttakelongbeforeshewasfired.Shedidn'tworkhardanditwasn’tlongbeforeshewasfiredEg.五年之后我们才能见面。过了五分钟才有人给我开门Itwillbefiveyearsbeforewemeetagain.Itwas5minutesbefo

5、resomeoneansweredthebell.句子结构：1.Ittook/was+一段时间+befores+ved…2.Ittakes/willbe+一段时间+befores+v…意为肯定：“多久之后才”/否定：“不用多久就….”Eg.It________longbeforewe___theresultoftheexperiment.（02上海）Awillnotbe;willknowBis;willknowCwillnotbe;knowDis;know高考链接C(07江西)Hewastoldthatitwouldbeatleastthreemonths_

6、______hecouldrecoverandreturntowork.A.WhenB.beforeC.sinceD.that(08北京）I’msorryyouhavebeenwaitingsolong,butit’llstillbesometime______Braingetsback.AbeforeB.sinceC.tillD.afterBA--Wehadn’trunamilebeforehefelttired.--Pleasewriteitdownbeforeyouforgetit.我们跑了还不到一英里他就累了。趁你还没有忘，把它记下来。before用于

7、这类句型时的结构还有：随着岁月的流逝，我被做得越来越小了。4;Astimewentby,Iwasmadesmaller.---->Withtime_______________,Iwasmadesmaller.goingbywith和as表示“伴随”as+clause(句子)；With+复合结构；表伴随条件原因方式及时间等随着天气的变暖，越来越多的人都出去玩。Astheweatherisbecomingwarmerandwarmer,moreandmorepeoplegoouttoplay.Withtheweatherbecoming…Thesechanges

8、onlybecamepossiblea