非谓语动词的构成及其用法ppt课件.pptx
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1、篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统成人学士学位英语辅导成人学士学位英语辅导 篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统非谓语动词的构成及其非谓语动词的构成及其用法用法 篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统动词的非谓语形式有三种:1.不定式,由to+动词原形构成,to 为不定式符号,并无实际意义。2.动名词,由动词+ing构成。3.分词 1)现在分词,由动词+ing构成 2)过去分词,由
2、动词+ed构成。Growing flowers is my hobby.Thank you for helping us.I hope to see you again.篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统 在一个句子中,已经存在一个谓语动词,而又没有连词的情况下,其他的动词就需要使用非谓语形式。She got off the bus,_(leave)her handbag on her seat.She got off the bus,but _(leave)her handbag on her seat.leaving
3、leavingleftleft篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统不定式的时态和语态不定式 主动态 被动态一般式完成式进行式完成进行式to do to be doneto have doneto have been done to be doing无to have been doing 无不定式篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统1.不定式的动作与谓语动词同时发生时,用一般式。He wanted to see you.2.强调不定式的动作在谓语动词之前
4、发生时,用完成形式。He is said to have written a novel.3.强调不定式的动作正在进行时,用不定式的进行形式。When I came in,he pretended to be reading a book.4.当不定式的逻辑主语是不定式动作的承受者时,用被动语态。It is an honor for me to be asked to speak here.The book is said to have been translated into English.不定式篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一
5、种得分类型的系统动名词的时态和语态动名词 主动态 被动态一般式完成式doingbeing donehaving donehaving been done动名词篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统1.动名词的一般形式表示一般性动作或是与谓语动词同时发生的动作。We are interested in climbing mountains.I prefer singing to dancing.2.如果强调动名词的动作已经完成,要用完成形式。He was praised for having passed the exam.3
6、.如果动名词的动作发生在谓语动词之前,也要用完成形式。He is proud of having been sent to work in Tibet.4.当一个动名词逻辑上的主语是该动名词动作的承受者,这个动名词要用被动形式。He remembered being taken to Beijing when he was a child.动名词篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统分词的时态和语态现在分词主动态 被动态一般式完成式doing being donehaving donehaving been done分词篮球
7、比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统现在分词表主动、进行,过去分词表示被动、完成。分词与其逻辑主语的关系是主动的用现在分词;是被动的,要用过去分词。1._(look)out of the window,I can see many cars and buses.2._(see)from the top of Dragon Tower,Harbin looks more beautiful.3.The teacher came in,_(follow)many students.4.The teacher came in,_(f
8、ollow)by many students.LookingSeenfollowingfollowed分词篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统如果强调一个被动的动作正在进行,要用分词的被动形式being done。Being repaired,the building is forbidden to enter.The house being built now is a Hope Project School.如果强调分词表示的动作发生在谓语动词之前,要用完成形式。Not having finished his home
9、work,Tom was made to stay at school.Having closed all the windows,I went home.Having been invited to the party,Tom was very happy.分词篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统非谓语动词的否定形式 所有非谓语动词的否定形式都是直接在其前面加上not.不定式的否定形式:not to do 动名词的否定形式:not doing 现在分词的否定形式:not doing 过去分词的否定形式:not done篮
10、球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统1.Mrs.Smith warned her daughter _ after drinking.A.never to drive B.to never drive C.never driving D.never drive2.-I must apologize for _ ahead of time.-Thats all right.A.letting you not know B.not letting you know C.letting you know not D.letting
11、 not you know3._ the programme,they have to stay there for another two weeks.A.Not completing B.Not completed C.Not having completed D.Having not completedAB练习C篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统不定式、动名词用作主语1.1.直接作主语:直接作主语:SeeingSeeing is believing.is believing.SmokingSmoking is no
12、t a good habit.is not a good habit.To seeTo see is to believe.is to believe.To smokeTo smoke here is dangerous.here is dangerous.2.2.用用itit作形式主语作形式主语Its no use Its no use talkingtalking too much without doing anything.too much without doing anything.Its no good Its no good smokingsmoking too much.to
13、o much.It is very kind of you It is very kind of you to sayto say so.so.Its not difficult for you Its not difficult for you to learnto learn English grammar English grammar wellwell.篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统动名词与不定式作主语时的区别1.1.对称原则对称原则:主语和表语对称主语和表语对称 Seeing is believing.Se
14、eing is believing.To see is to believe.To see is to believe.2.2.动名词做主语表示抽象的、经常性的动作,不定式表示具体的、某一动名词做主语表示抽象的、经常性的动作,不定式表示具体的、某一次的动作。次的动作。Climbing mountains is interesting.Climbing mountains is interesting.To climb thTo climb thisis mountain will take us two hours.mountain will take us two hours.3.3.不定式
15、做主语,一般用不定式做主语,一般用it it 当形式主语,而把不定式短语后置。当形式主语,而把不定式短语后置。It will take us two hours to climb the mountain.It will take us two hours to climb the mountain.篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统固定句型:1.Its no use/no good/useless/worthwhile+doing 1.Its no use/no good/useless/worthwhile+doin
16、g 在暗淡的灯光下看书不好。在暗淡的灯光下看书不好。It is no good It is no good readingreading in dim light.in dim light.2.Its kind/wise/clever of sb to do sth2.Its kind/wise/clever of sb to do sth It is very kind of you It is very kind of you to helpto help us.us.3.Its important/necessary/hard for sb to do sth3.Its importan
17、t/necessary/hard for sb to do sth 我们学好英语很重要。It is very important for us to learn English well.篮球比赛是根据运动队在规定的比赛时间里得分多少来决定胜负的,因此,篮球比赛的计时计分系统是一种得分类型的系统不定式、动名词作宾语 He chose not to go home this weekend.The manager desires to see you.My mother dislikes seeing you with me.He could hardly resist laughing.He
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