動詞不定式復習課件

復習動詞不定式infinitiveHowtimeflies!SoIwanttoteachyouveryhard,andwishyoutogetgoodgradesinJune,andgetintoseniorhighschool.Doyouwant/plan/hopetogotoseniorhighschool?T:Whatdoyouplantodointhefollowingdays?S2:I……planto,hopeto,wantto,expectto,tryto,Warmingup動詞不定式infinitive基本形式：to+動詞原形，有時to可以省略，這里的to是一個符號，本身無意義。否定形式：notto+動詞原形動詞不定式在句中可以作：1.賓語2.賓語補足語3.作目的狀語4.可以和疑問詞what,which,how,where,when等連用5.

作主語6.作表語7.作定語1.動詞不定式在句中可以作賓語(1)v.+todoIwanttobuyacomputer.Shehopestofindabetterjob.Iwishtogowithyou.Summary：記住一些動詞的固定搭配wouldlike/wanttodohope/wishtodobegin/starttodoaffordtodoprefertodohappentodo碰巧做usedtododecidetodoexpecttodolearntodocontinuetodomanagetodo設法做agreetodotrytodorefusetodoplantodopromisetodopreparetodoneedtodoforget/remembertodostoptodoliketodoIfind/think/make/believe+it+adj.+todosth.句型中，it是形式賓語，后面的動詞不定式才是真正的賓語。e.g.Ifinditnecessarytogetamapwhilewearetraveling.important,good,easy,difficult,exciting,boring,interesting,scary……learnscience,watchscarymovies,studyEnglishwell,readmagazines/newspapers,readstorybooks(3)省略to的動詞不定式的固定短語及句型hadbetter(not)dosth.wouldratherdosth.prefertodoratherthandosth.Could/Would/Willyoupleasedosth.?Let’sdosth.Whydon’tsb.dosth?/Whynotdosth?2.動詞不定式在句中可以作賓語補足語tell/asksb.(not)todowishsb.todoinvitesb.toexpectsb.todohelpsb.todoadvisesb.todoleadsb.todoprefersb.todoencouragesb.todoforce強迫sb.todoSummary:記住常見動詞的固定搭配。注意：使役動詞和感官動詞也用不定式作賓補，但省略to即這些詞后面不能出現todo.一感（feel)、二聽（hear,listento)、三讓（使役動詞let,make,have)、四看（lookat,see,watch,notice)。但是被動語態(tài)時要還原to.makesb.dosth.sb.bemadetodosth.感官動詞后接動詞原形和現在分詞的區(qū)別：see/hear/watchsb.dosth.動作經常發(fā)生或發(fā)生的全過程see/hear/watchsb.doingsth.動作正在進行3.動詞不定式在句中可以作目的狀語Hehurriedbackhometogethisschoolbag.Istudyhardtogetintoseniorhighschoo.動詞短語+todo:以便，為了gotoschoolgotolibrarygotohometowngotothemallreadbooksdohomeworkvisitmygrandmabuynewclothesStudentsshouldlearn

howtosolveproblems.Studentsshouldlearnhowtheysolveproblems.Idon’tknow

wheretobuyanewbag.Idon’tknowwhereIcanbuyanewbag.4.動詞不定式在句中與疑問詞what,whichhow,where,when等連用。在句中作賓語，相當于一個賓語從句learnmathlearnEnglishplaycomputergamesgocampinggoshoppingbuybookssendlettersdealwithmyproblem5.動詞不定式在句中可以作主語It’s+adj+(for/ofsb.)todosth.It是形式主語，后面的不定式才是真正的主語。It’simportant

foryoutoexercise.It’skind

ofyoutohelpmewithmyEnglish.kind,nice,clever,stupid,friendly等表示人的品質的形容詞后，用介詞of.

Mydreamisto

beateacher.Myjobisto

teachyouandhelpyou.Yourwishistoget

intoseniorhighschool.6.動詞不定式在句中可以作表語

be+todo……就是……Tobeateacherismydream.

ThebestwaytolearnEnglishisreadingaloudintheearlymorning.Givemesomethingtoeat.Wehavemuchhomeworktodoeveryday.7.動詞不定式在句中可以作定語n.+todo:……的……試題研究精練版P73，完成以下幾題：一、1.3.5.7.二、2.4.三、3.4.6.7.8.9.11