v-ing做主语、宾语

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1、GrammarTheV-ingfromasSubject&Object1.Heisdoinghishomeworkinhisstudy.2.Healsodoesn’tcareaboutbeingfamous.3.Hisotherhobbiesincludeplayingmah-jong,swimmingandreading.4.Justdreamingforthings,however,costsnothing.Payattentiontothefollowingsentences,whatpa

2、rtofspeechdoesV-ingactas?谓语宾语宾语主语DifferentFormsofV-ingHaveyoufinishedcorrectingthestudents’papers？Hediditwithoutbeingasked.Hedidn’tmentionhavingmetme.Idon’trememberhavingeverbeengivenachancetotrythismethod.形式主动被动一般式doing完成式beingdonehavingdonehavingbe

3、endoneI.V-ingformastheSubject动名词(短语)做主语往往表示经常性/习惯性的动作,用法：1.直接置于句首充当句子主语Seeingisbelieving.Helpingherismyduty.Collectingstampsisagoodhobby.V-ingvs.infinitiveasSubject1.______Englishisnotsoeasy.______Englishwellthisyearisnotsopossible.(A.Tolearn/B.Learn

4、ing)2.______chessisfun.(A.Toplay/B.playing)A/BAB1）作主语时，不定式与动名词一般可以通用。2）表示一种普遍性的事情或一种经验和体会，一般用动名词作主语：3）表示具体动作（指句中有具体的时间、频率、地点、方式状语）或将来的动作不定式作主语。2以It作形式主语动名词做主语和不定式做主语一样，也可以用it作形式主语。如：It’sratherhappytowalkaroundinabeautifulcity.-Walkingaroundinabeautif

5、ulcityisratherhappy.It'sratherhappywalkingaroundinabeautifulcity.Itisn'tworth____thatprogram.A.towatchB.watchedC.watchingD.beingwatchingItis/wasworthdoing……此外还有一些相似的句型：[P31(1)]ItisawasteoftimedoingItisawasteoftimearguingaboutit.It’snogood/use/needdoi

6、ng….做…是没益处/没用/没必要的It’snousewaitinghere.*Itisnoneedtellingherthenews.Thereisnoneed________herthenews.Thereisnoneedtodosth干······没必要，todo不可换为doing.特别注意一些只能用V-ing做的句型totell3.在therebeno+v-ing结构中作主语这事不是开玩笑的。Thereisnojokingaboutthematter.△其他常见类似句型：V-ing做宾语

7、Thereisnosenseindoingsth.做…没有道理Thereisnopoint（in）doingsth做…没有意义Thereisnogood/useindoingsth.做…没有好处/用处Thereisnothingworsethandoingsth没有比…更糟糕的没有比考试不及格更糟糕的事情了。Thereisnothingworsethan___________________.考试作弊没有任何意义。Thereisnopoint_____________intheexam.fail

8、ingintheexamincheatingIII.V-ingasObject1.V-ing做动词宾语1）.Ihavejustfinished____myhomework.A.todoB.doingC.beingdoneD.donefinishdoing…，完成做某事，其他只用V-ing作宾语的动词：practice，enjoy,dislike,finish,consider(考虑),mind,avoid,postpone，delay,deny,escape,include,mention，ke