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1、高二升高三英语主讲Linda非谓语动词讲解非谓语动词:a.动词不定式b.动名词c.分词(现在分词过去分词)概述：1.谓语动词：在句子中担任谓语的动词2.非谓语动词：是动词的特殊形式，在句中可以作除谓语外的所有成分非谓语动词使用条件一个句子当中，已经存在一个主句（谓语动词）,又没有连词的情况下,还有别的动词出现时。Shegotoffthebus,leavingherhandbagonherseat.Shegotoffthebus,butleftherhandbagonherseat.动词不定式一．动词不定式的时态和被动形式
2、动词不定式是非谓语动词的一种，由不定式符号(to)加动词原形构成。不定式的形式有五种：1．一般式todo例如：IliketoreadEnglish.2．进行式tobedoing例如：Heseemedtobereadingsomethingatthattime.3．完成式tohavedone例如：Heseemedtohavecleanedtheroom.4．被动式tobedone例如：Theworkistobedonesoon.5．完成被动式tohavebeendone例如：Theboyissaidtohavebeense
3、nttohospitalyesterday.二.动词不定式的用法I.作主语(1)不定式做主语时，可以直接放在谓语动词之前。Toseeistobelieve．Nottogetthereintimeisyourfault.(2)注：常用it做形式主语，将todo放在位于之后，使句子保持平衡。句型1：It+谓语+todoIttakesusanhour_to__gettherebybus.句型2：It’s+n.+todoIt’sourduty_to_helpthepoor.Itisagreatenjoyment_to_spend
4、ourholidayinthemountains.句型3：Itis+adj+forsbtodosth（是形容事物的性质的）Itis+adj+ofsbtodosth（是形容人的品质的）Itiseasyformetofinishthisworkbeforeten.Itisagreathonorforustobepresentatyourbirthdayparty.Itisverykindofyoutogivemesomehelp.It'simpoliteofyoutospeaktotheteacherlikethat.II.
5、作宾语资中校区地址：资中县邮政花园（新二中对面）电话：0832-5832110品质成就品牌，品牌铸就奇迹第9页共9页高二升高三英语主讲Linda接不定式做宾语Iwanttoknowthismatter.Idon’texpecttomeetyouhere(1)常见动词有：like,demand,expect,promise,begin,determine,refuse,offer,fail,manage,learn,seem,intend,forget,want,prepare,pretend,refuse,plan,af
6、ford,wish等Theywanted_toget___(get)onthebus,didn’tthey?Hesaidhewished__tobe____(be)aprofessor.(2)it作形式宾语Ifind/feeltoworkwithhiminteresting．Ifind/feelitinterestingtoworkwithhim．Subject+find/think/feel/make/consider…it+adj/n+todosth.1.We thought _it__ better __to_ s
7、tart early.2.Do you consider _it__ better not _to_ go?3. I feel _it_ my duty _to_ change all that.4.Wethinkit__important_to_obeythelaw.5.Iknow_it_impossible_to_finishsomuchhomeworkinaday.(3)常跟疑问词+不定式作宾语的动词:tell,advise,show,teach,findout,decide,discuss,learn,expla
8、in,know,discover,Hetaughtushowtousethetool.Noonecouldtellmewheretogetthebook.Ihaven'tdecidedwhethertogoorstay.下列词接动名词和不定式均可，但意义不同的动词：stoptodo停下来去做stopdoing停止做f
