动词不定式自己的

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1、动词不定式Thebabyseemstobeveryhappy.Iwanttolosemyweight.造句Iwillinvitehimtoplayandhavedinnerwithme.ToseetheTVplay,Iwillgohomequickly!Toteachthethreechildrenismyjobthisafternoon.这些句子有什么共同特点？Iwanttolosemyweight.ThebabyseemstobeveryhappyToseetheTVplay,Iwillgohomequickly!Toteachthethreechildrenismy

2、jobthisafternoon.谓语：说明主语所做的动作或具有的特征和状态。它有人称、数、时态和语态的变化。e.g.Heworks.Hetakescareofthebaby.HewillgotoShanghai.Hedidn’tgotoShanghai.HehasgonetoShanghai.Youarestudents.Youlooksmart.单谓语或动词短语情态动词/助动词+v.系动词+表语非谓语：主要包括不定式（todo），ving形式以及过去分词（done）。无人称，数的变化，不单独作谓语，但保留动词特点，可以有宾语或状语。e.g.Heworks.Hewant

3、stoworkhere.Themusicsoundsexciting.AllthepeopleinvitedtothemeetingareVIP.动词不定式是非谓语动词的一种，所以它不可以做谓语，通常表示目的与将来。用法动词不定式在句中可以做主语、表语、宾语、宾语补足语、定语和状语。定义Johnsteppedforwardsoastobeintroducedtothevisitors.2.Annesteppedforwardsoastointroducethevisitorstous.3.Theyseemtohavemeteachotherbefore.Didn’tyou

4、noticethat.4.Theyseemtoknoweachother.5.Whenmothercameintomyroom,Ipretendedtobereadingaletter.6.I’llwritedownyournameandaddresssoasnottoforgetthem.（二）不定式的形式、时态与语态小结(not)todo(not)tobedone(not)tohave(been)done(not)tobedoing一.不定式的句法功能1、不定式做主语一般表示具体的某次动作。e.g:Tofinishthebuildinginamonthisdiffic

5、ultwork.Todosuchthingsisfoolish.注:1不定式作主语时,谓语用单数2、当主语较长，谓语较短时，常用it做形式主语，而将不定式放到谓语的后面。一、不定式做主语：Itisadifficultworktofinishthebuildinginamonth.形式主语真正主语一、不定式做表语：eg:Yourmistakewasnottowritethatletter.你的错误出在没有写那封信。WhatIwouldsuggestistostartworkatonce.1.主语是以aimdutyhopeideaintentionmistakeplanpro

6、posaljobsuggestionwishpurposetask等为中心词的名词词组或以what引导的名词性从句表示，后面的不定式说明其内容表语是用来说明主语的身份、性质、品性、特征和状态的三动词不定式作宾语常用动词有:likewishhopewanttrybeginstartmeanagreerefusepromisepretendaskchoosedecideforgethopelearnwantwouldlikeintenddemandexpectfailofferhelphateattemptdeterminetrymanagerememberpreparepl

7、an等Eg:Wehopetogettherebeforedark.Thegirldecidedtodoitherself.1、“动词+带to的不定式结构”注：如果作宾语的不定式结构有自己的补语，则应使用先行it，把不定式后置，例如：Ifinditdifficulttounderstandhim.Wethoughtitwrongnottohelpher.Theyfounditimpossibletogeteverythingreadyintime.注有些动词既可跟不定式作宾语，也可跟动名词作宾语，但含义不同记住要做某事；记得曾经