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语法知识点讲与练条件状语从句一、本单元语法：•条件状语从句的标志词是什么？1.是if/unless---主将从现如果你不努力学习就不会得到好的成绩。Yougoodgradesifyouhard.如果李越寒喜欢运动就能成为一名教练。()LiYuehanacoachifhesports.A.canbe;likeB.become;likesC.canbecome;likeD.canbe;likes如果明天不下雨我们去长城。()WetotheGreatWallunlessittomorrow.A.willgo;rainsB.willgo;doesn’trainC.won’tgo;doesn’trainD.won’tgo;rains我不知道他是否会来，如果来我给你打电话。()Idon’tknowifhe.Ifhe,I’llcallyou.A.willcome;comesB.comes;comesC.comes;willcomeD.willcome;willcome()---Mum,mayIgoouttoplay?---It’shardtosay.Butyoucan’tgounlessyourhomeworkfinished.A.isB.doesC.isn’tD.doesn’t2.关于“建议”？advisev.---advisetodosth./sb.todosth.adviceun.---someadvice(不可数)suggestv.---suggestdoingsth/sbtodosthsuggestionn.---somesuggestions(可数)()---Canyougiveme?---Certainly.A.someadviceB.anyadviceC.someadviseD.anyadvise()Hesuggestedmeothers’homeworkA.notcopyB.nottocopyC.notcopyingD.tonotcopy3.关于特殊疑问词加不定式做句子成分：()Doyouknowthere?A.whattogoB.wheretogoC.howtogoD.whotogo4.动词不定式的各种句子成分：A.做主语：有两大主要句型It’s+adj+for/ofsb.+todosth.Ittakessb+时间+todosth.()Itmetenminutesthere.A.took;togetB.takes;togettoC.took;togettoD.take;togetB.做宾语:很多情况下我们都把它们记成短语eg:wanttodosthforgettodosthwish/hopetodosthdecidetodosth----C.做表语:主语+be+todostheg:Mydreamis.(上大学)D.做定语：作定语时往往做后置定语thebestwaytodosthsomethingdelicioustoeateg:Heisalwaysthefirstonehere.A.comehereB.tocomeC.tocometoD.cometoE.做状语:往往是不及物动词后跟不定式作状语leavetodosthgotodosthEg:goodgrades,Tomstudiesharderthanbefore.A.GetB.GettingC.TogetD.GetsF.做宾语补语:也有很多被视为固定短语它分为“带to”和“不带to”两种：Eg:一般动词ask/tell/want/wish/invite/---+sb+todosth而役使动词和感官动词:Let/make/havesb.dosth但是getsbtodosth.这是“四让”感官动词：see/hear/watch/feel/notice--sb.dosth()Ioftenseehimbasketballontheplayground.A.playB.playingC.playsD.toplay()IsawhimbasketballontheplaygroundwhenIpassedby.A.playB.playingC.playsD.toplay另外还要注意：役使动词和感官动词构成被动语态：“主动不带to；被动带to”也就是：be+pp+todosth()Heisoftenseenbasketballontheplayground.A.playB.playingC.playsD.toplay5.关于动词+doing的词：finishdoingsth,完成某事practivedoingsth,练习做某事keepdoingsth,一直做某事standdoingsth,忍受做某事minddoingsth,介意做某事suggestdoingsth,建议做某事----()Myteachersuggestsmorenotesinclass.A.totakeB.takingC.tookD.takes6.关于keep的词组：keep+adj,保持----状态keepdiongsth,一直做某事keepondoingsth，继续做某事=goondoingsthkeepsb.doingsth一直让某人做某事()I’mverysorrytokeepyouformeforalongtime.A.towaitB.waittingC.waitedD.waitingeg:对不起让你久等了。7.关于talk词组：talkto/withsb,与---交谈talkaboutsb/sth，谈论某人/某事()Heistalkingthisproblemthem.A.to;withB.about;withC.with;aboutD.with;toeg:他正在和他们一起谈论这个问题。8.关于“发生”词组：takeplace,有计划发生happen偶然，突然发生都无被动语态()GeatchangesinZhengzhou.A.takeplaceB.happenedC.arehappenedD.havetakenplaceEg:Tom发生交通事故了。()AnaccidenttoTom.A.washappenedB.happenedC.tookplaceD.hashappen9.关于“cut”的词组cutup切碎;cutdown砍倒；cutoff切掉；cutinto切成10.关于“最后”的词组：finally=atlast=intheend11.关于afraid用法：beafraidofsb./sth.害怕某人/某物beafraid+that从句beafraidtodosth害怕做某事beafraidofdoingsth因担心而不敢做某事()IamafraidmyteacherbutI’mnotafraidherclass.A.of;tohaveB.to;haveC.of;ofhavingD.to;tohave实战训练25小题争取100分单项选择：Thankyouforlistening