动词不定式复习课件

复习动词不定式infinitiveHowtimeflies!SoIwanttoteachyouveryhard,andwishyoutogetgoodgradesinJune,andgetintoseniorhighschool.Doyouwant/plan/hopetogotoseniorhighschool?T:Whatdoyouplantodointhefollowingdays?S2:I……planto,hopeto,wantto,expectto,tryto,Warmingup动词不定式infinitive基本形式：to+动词原形，有时to可以省略，这里的to是一个符号，本身无意义。否定形式：notto+动词原形动词不定式在句中可以作：1.宾语2.宾语补足语3.作目的状语4.可以和疑问词what,which,how,where,when等连用5.

作主语6.作表语7.作定语1.动词不定式在句中可以作宾语(1)v.+todoIwanttobuyacomputer.Shehopestofindabetterjob.Iwishtogowithyou.Summary：记住一些动词的固定搭配wouldlike/wanttodohope/wishtodobegin/starttodoaffordtodoprefertodohappentodo碰巧做usedtododecidetodoexpecttodolearntodocontinuetodomanagetodo设法做agreetodotrytodorefusetodoplantodopromisetodopreparetodoneedtodoforget/remembertodostoptodoliketodoIfind/think/make/believe+it+adj.+todosth.句型中，it是形式宾语，后面的动词不定式才是真正的宾语。e.g.Ifinditnecessarytogetamapwhilewearetraveling.important,good,easy,difficult,exciting,boring,interesting,scary……learnscience,watchscarymovies,studyEnglishwell,readmagazines/newspapers,readstorybooks(3)省略to的动词不定式的固定短语及句型hadbetter(not)dosth.wouldratherdosth.prefertodoratherthandosth.Could/Would/Willyoupleasedosth.?Let’sdosth.Whydon’tsb.dosth?/Whynotdosth?2.动词不定式在句中可以作宾语补足语tell/asksb.(not)todowishsb.todoinvitesb.toexpectsb.todohelpsb.todoadvisesb.todoleadsb.todoprefersb.todoencouragesb.todoforce强迫sb.todoSummary:记住常见动词的固定搭配。注意：使役动词和感官动词也用不定式作宾补，但省略to即这些词后面不能出现todo.一感（feel)、二听（hear,listento)、三让（使役动词let,make,have)、四看（lookat,see,watch,notice)。但是被动语态时要还原to.makesb.dosth.sb.bemadetodosth.感官动词后接动词原形和现在分词的区别：see/hear/watchsb.dosth.动作经常发生或发生的全过程see/hear/watchsb.doingsth.动作正在进行3.动词不定式在句中可以作目的状语Hehurriedbackhometogethisschoolbag.Istudyhardtogetintoseniorhighschoo.动词短语+todo:以便，为了gotoschoolgotolibrarygotohometowngotothemallreadbooksdohomeworkvisitmygrandmabuynewclothesStudentsshouldlearn

howtosolveproblems.Studentsshouldlearnhowtheysolveproblems.Idon’tknow

wheretobuyanewbag.Idon’tknowwhereIcanbuyanewbag.4.动词不定式在句中与疑问词what,whichhow,where,when等连用。在句中作宾语，相当于一个宾语从句learnmathlearnEnglishplaycomputergamesgocampinggoshoppingbuybookssendlettersdealwithmyproblem5.动词不定式在句中可以作主语It’s+adj+(for/ofsb.)todosth.It是形式主语，后面的不定式才是真正的主语。It’simportant

foryoutoexercise.It’skind

ofyoutohelpmewithmyEnglish.kind,nice,clever,stupid,friendly等表示人的品质的形容词后，用介词of.

Mydreamisto

beateacher.Myjobisto

teachyouandhelpyou.Yourwishistoget

intoseniorhighschool.6.动词不定式在句中可以作表语

be+todo……就是……Tobeateacherismydream.

ThebestwaytolearnEnglishisreadingaloudintheearlymorning.Givemesomethingtoeat.Wehavemuchhomeworktodoeveryday.7.动词不定式在句中可以作定语n.+todo:……的……试题研究精练版P73，完成以下几题：一、1.3.5.7.二、2.4.三、3.4.6.7.8.9.11