《动名词-chen》PPT课件

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1、什么是非谓语动词?Helikesswimming.Helikestoswiminthesummer.Hewentintotheclassroom,carryingmanybooks.Hewentintotheclassroom,surroundedbymanystudents.动名词通常表示抽象的或泛指的动作，不定式通常表示具体的动作动名词不定式现在分词过去分词非谓语动词(to)doinfinitiveV-ingdonepastparticiple动名词现在分词gerundpresentparticiple一、动名词与现

2、在分词动名词在形式上与现在分词相同，都是在动词原形的词末加-ing。这两种形式的相同之处是：它们都是由动词变化而成的，它们都保留了动词的某些特征，都能担当句子成分。1､动名词和现在分词都可以用于系动词之后作表语,区别是:①作表语的动名词可以把主语和表语的位置互换,语法和意思不变,例如:Myhobbyisswimming.可改为:Swimmingismyhobby。②现在分词作表语主要用以说明主语的性质,不能与主语互换位置,例如:Thestoryisinteresting.不可改为:Interestingisthest

3、ory.2､动名词和现在分词都可以用作定语来修饰名词,两者的区别在于:动名词主要表示该名词的用途,而现在分词表动作或性质试比较:aswimmingboy一个正在游泳的男孩aswimmingsuit游泳衣现在分词swimming表示被修饰名词boy的动作;而后者动名词swimming表示suit的用途｡Thisisaswimmingboy.Thisisaswimmingpool.现在分词动名词动名词表示用途现在分词表示主动进行的状态Thestoryisinteresting.Thestoryistalkingabouthi

4、slife.现在分词还表示令人怎么样动名词与主语指的是同一件事,此时系动词相当于“是”动名词doing(Gerund)具有名词的性质，表示名词的用途,相当于一个名词.主语表语宾语定语状语补语doing动名词主语表语宾语定语状语补语doing√√√√XXtotelltheuseofanoun.assubject.after“be”.afterpreposition.AGerundcanbeused:1.AGerundisusedtotelltheuseofanoun.ShanghaiSewingMachinePara.1

5、2.AGerundisusedasasubject.1)Thiskindofadvertisingmightnotbesuitable.2)Someadvertisementsmaysuggestthatbuyingacarcanmakeyoufree.3)Repeatingoldideasisnotasuccessfulapproach.4)Usinghumortosurprisepeopleisimportant.5)Notalladvertisingisaboutsellingproductsandservice

6、sforaprofit.Para.2Para.3Para.4Para.4Para.53.AGerundisusedafter“be”.1)Themainpurposeoftheadvertisementismakingcustomersspendmoney.2)Bydoingthis,theyhopetomakepeopleforgetthatsomeoneistryingtosellthemsomething.Para.4Para.44.AGerundisusedafterapreposition.1).Alotofm

7、oneyisspentonapplyingmoderntechniques.2).Becauseoftheadvertisingboom,peopleareusedtoseeinghighstandardsofvisualdesign.3).Modernadvertisementsmuststandoutinaworldfullofcompetitionbycombiningthehigheststandardsofdesignwithideas.4).Bydoingthis,theyhopetomakepeoplefo

8、rgetthatsomeoneistryingtosellthemsomething.Para.2Para.3Para.3Para.45).Notalladvertisingisaboutsellingproductsandservicesforaprofit.6).Therearepublicadvertiseme