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1、Grammar非谓语动词非谓语动词功能比较todo的复合结构-ingform的复合结构非谓语动词的否定式-ingform与pp的区别独立主格结构`1.谓语动词与非谓语动词:在句子中担任谓语的动词,叫做谓语动词;在句子中担任主语、宾语、表语、定语和状语等的动词,叫做非谓语动词。Weshouldservethepeopleheartandsoul.Iamreadinganovel.ShefoundEnglishhardtolearn.Seeingisbelieving.Theresultsobtainedarequitesatisfactory.Plea
2、sestopspeaking.(谓语)(谓语)(状语)(主语和表语)(定语)(宾语)2.非谓语动词的分类不定式(infinitive)分词(participle)动名词(gerund)3.非谓语动词的特点1)不能单独做谓语,但可和助动词或情态动词组成谓语。Yououghttohavebeenhereyesterday.2)具有动词的特征,可以有自己的宾语或状语。ThePartycalledonustoservethepeople.3)连系动词的非谓语动词形式后还可以带表语。Thestudentsranoutoftheclassroom,laughin
3、gmerrily.Tobefrank,yourplanisnotpracticable.主语表语宾语定语补语状语todo-ingformpp非谓语动词功能比较eg.Ilikeskating,butIdon’tliketoskatetoday.Playingwithfireisdangerous.Lookout!Toplaywithfireisdangerous.eg.Thereisnojokingaboutsuchmatters.主语todo表示具体的动作,-ingform表示泛指的动作。2.“thereisno+主语”句型中,多用-ingform.
4、There’snosayingwhathe’llbedoingnext.There’snotellingwhathe’sgoingtodo.3.不定式短语作主语时,往往放在谓语之后,用it作形式主语。Itisrighttogiveupsmoking.Itmademeveryhappytohearhertalkaboutit.【注意1】Itis+adj+forsbtodosthItis+adj+ofsbtodosth(for引出动作发出者)(of引出adj修饰的对象)主语Itisnouse/gooddoing…【注意2】Itiseasyformetof
5、inishthisworkbeforeten.Itisagreathonorforustobepresentatyourbirthdayparty.Itisverykindofyoutogivemesomehelp.It'simpoliteofyoutospeaktotheteacherlikethat.注意:常用在of句型中的adj有:kind,good,nice,wise,unwise,clever,foolish,cruel,careless,stupid,naughty,polite,impolite,silly,wrong,brave,ho
6、nest,noble,right,rude等=Youareverykindtogivemesomehelp.=Youareimpolitetospeaktotheteacherlikethat.主语Theofficersnarrowlyescaped_____inthehotbattle.A.havekilledB.tokillC.tobekilledD.beingkilledDon’tyouremember_____themanbefore?A.seeingB.toseeC.sawD.tohaveseen“Haveyoudecidedwhen__
7、___?”“Yes,tomorrowmorning.”A.tobeleavingB.toleaveC.willyouleaveD.areyouleavingShe_____mewhenIpassedby.A.didn’tpretendtoseeB.pretendednotseeingC.pretendednottoseeD.pretendedtohavenotseen宾语宾语注意:不定式短语作宾语时,如果还带有宾语补足语,往往把不定式宾语放在宾语补足语之后,而用it作形式宾语。Ifind/feelitinterestingtoworkwithhi
8、m.find/think/feel/make/considerit+adj/n+todosth.Myteac