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专题九非谓语动词考点必研探究一、动词不定式考点必研探究归纳1.动词不定式的用法功能例句作主语Tolearnmathwellisdifficultforus.作表语Herjobistodothedishes.作宾语(包括疑问词+不定式)TheydecidedtovisittheGreatLakes.Couldyoutellmehowtogettothetrainstation?作宾语补足语Theteacheraskedustoturnoffthelights.Hardseatsmakecustomerswanttoeatquicklyandleave.作定语Ihavealotofbookstoread.作状语Tocatchthetrain,wehadtogetupearly.考点必研探究2.后接不定式作宾语的动词(短语)用法意义wouldlike/wanttodo想做……affordtodo负担得起做……learntodo学会做……plantodo计划做……prefertodo更喜欢做……liketodo喜欢做……agreetodo同意做……hope/wishtodo希望做……考点必研探究用法意义decidetodo决定做……trytodo努力做……begin/starttodo开始做……expecttodo期望做……refusetodo拒绝做……continuetodo继续做……promisetodo答应做……考点必研探究3.后接不定式作宾语补足语的动词用法意义tellsb.todo告诉某人做……asksb.todo让某人做……wishsb.todo希望某人做……invitesb.todo邀请某人做……wantsb.todo想让某人做……teachsb.todo教某人做……allowsb.todo允许某人做……forcesb.todo强迫某人做……expectsb.todo期望某人做……helpsb.todo帮助某人做……advisesb.todo建议某人做……考点必研探究4.动词不定式常见句型(1)too...to...表示“太……而不能……”。如:Theboyistooyoungtolookafterhimself.(2)...enoughto...表示“……足够……”。如:Heisoldenoughtogotoschool.(3)Whydon’tyou+不带to的不定式?=Whynot+不带to的不定式?如:Whydon’tyougetheraphotoalbum?=Whynotgetheraphotoalbum?考点必研探究(4)hadbetter(not)+不带to的不定式。如:You’dbetternotstayheretoday.(5)Willyouplease+不带to的不定式?如:Willyoupleaseclosethedoor?(6)prefertodosth.ratherthandosth.“宁愿做某事而不愿做某事”。如:Shepreferstoreceiveasmallgiftratherthanreceivealotofmoney.(7)It’s+adj.+for/ofsb.+不定式。如:It’snecessaryforustolearnfromeachother.考点必研探究二、分词考点必研探究归纳1.分词包括现在分词与过去分词两种,它们在句中可以作定语、状语和宾语补足语。如:Ifoundhimreadinganovel.我发现他在读小说。(宾语补足语)Thebrokenwindowneedsrepairing.那扇破窗户需要修理了。(定语)Theywentoutoftheclassroomtalkingandlaughing.他们有说有笑地走出了教室。(状语)Thecar,hitbadly,can’tmoveatall.那辆车撞得很严重,一点儿都不能动了。(状语)考点必研探究2.有些动词后面只能接动名词,下面的顺口溜有助于记忆。喜欢考虑不可免(enjoy,consider,escape,avoid)停止放弃太冒险(stop,giveup,risk)反对想象莫推延(against,imagine,delay,putoff)要求完成是期望(require,finish,lookforwardto)建议继续勤练习(suggest,goon,practice)不禁原谅要坚持(can’thelp,excuse,insiston)继续注意使成功(keepon,mind,succeedin)