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1、Part A 动名词的构成动名词的构成动名词由动词原形加动名词由动词原形加-ing 构成，其构成法与构成，其构成法与现在分词一样。如现在分词一样。如do doingCommunicating is not just speaking.动名词在句子中可以充当动名词在句子中可以充当主语主语的作用。的作用。In Western culture,making eye contact in conversations is necessary.动名词作主语时，动名词作主语时，谓语用单数形式谓语用单数形式Part A Gerunds as subject(主语)Communicating is not j
2、ust speaking.In many Asian cultures,avoiding eye contact shows respect.Staring at people is also considered rude.动名词作主语时，动名词作主语时，谓语用单数形式谓语用单数形式Communicating is not just speaking.Part A Gerunds as subject(主语)动名词用法小议动名词用法小议一、构成：动名词由一、构成：动名词由“动词原形动词原形+ing”构成，构成，其变化规则与现在分词的变化规则相同。其变化规则与现在分词的变化规则相同。二、用法：
3、动名词既有名词的特征，也有动词二、用法：动名词既有名词的特征，也有动词的特征。它可以在句中作主语、宾语、表语和的特征。它可以在句中作主语、宾语、表语和定语。在本单元我们主要学习它作主语和宾语定语。在本单元我们主要学习它作主语和宾语的用法。的用法。动名词用法小议动名词用法小议 动名词（短语）作主语时，谓语动词要用单动名词（短语）作主语时，谓语动词要用单数。例如：数。例如：Communicating is not just speaking.交流不仅仅是说话。交流不仅仅是说话。Sitting straight means a person is confident.端坐表明一个人是自信的。端坐表明
4、一个人是自信的。动名词（短语）作动词或介词的宾语。动名词（短语）作动词或介词的宾语。(1)在及物动词后作宾语。例如：在及物动词后作宾语。例如：In countries like Spain,Italy and Greece,people like standing close to each other to talk.在一些国家，比如西班牙、意大利和希腊，人们在一些国家，比如西班牙、意大利和希腊，人们喜欢互相靠近讲话喜欢互相靠近讲话。He enjoys going for a walk every morning.他每天早上喜欢出去散散步。他每天早上喜欢出去散散步。(2)在介词后作宾语。例如
5、：在介词后作宾语。例如：Without hesitating she went to Simon and gave him a big smile.她毫不犹豫地走向西蒙，并且给了他一个灿烂的她毫不犹豫地走向西蒙，并且给了他一个灿烂的微笑。微笑。三、动名词作主语或介词宾语时还要注意以下几三、动名词作主语或介词宾语时还要注意以下几点：点：英语中有一些动词（短语）后面常接动名词作英语中有一些动词（短语）后面常接动名词作宾语。如宾语。如：finish,enjoy,mind,keep,suggest,avoid,miss,practise,admit,deny,cant help等。等。动名词用法小议动
6、名词用法小议例如：例如：He denied having stolen my bike.他否认偷了我的自行车。他否认偷了我的自行车。When we heard the joke,we couldnt help laughing.当我们听到那个笑话时，我们忍不住笑了。当我们听到那个笑话时，我们忍不住笑了。动名词用法小议动名词用法小议 常见的常见的“动词介词动词介词+动名词动名词”的短语有：的短语有：prefer.to,be/get used to,look forward to,feel like,give up,keep on,insist on,succeed in等。例如：等。例如：He
7、doesnt feel like doing his homework.他不想做家庭作业。他不想做家庭作业。You must give up smoking at once.你必须马上戒烟。你必须马上戒烟。用于某些惯用法中。例如：用于某些惯用法中。例如：(1)be busy doing sth“忙于做某事忙于做某事”Mother is busy cooking dinner in the kitchen.妈妈在厨房忙着做饭。妈妈在厨房忙着做饭。(2)be worth doing sth“值得做某事值得做某事”The book is worth reading.这本书值得一读。这本书值得一读。(
8、3)Its no use/good doing sth“做做无用无用/无好处无好处”Its no use asking him for help.向他寻求帮助没有用。向他寻求帮助没有用。【强化训练】【强化训练】一、选择最佳答案填空。()1.They insisted on _ another chance to try.A.gotB.gettingC.being gotD.to be got()2.Jack said that he wouldnt mind _ for us.A.to waitB.waitC.waiting D.waited()3.My brother keeps _ my
9、favourite book.And I want it back!A.to takeB.takeC.takingD.tookgettingwaitingtaking4.We should often practise _ English with each other.A.to speak B.spokeC.speak D.speaking5.What about _ to the concert with us?A.we go B.we goingC.going D.to goD.speakinggoing()6.Only one of these books is worth _.A.t
10、o readB.being readC.of readingD.reading()7.She is very busy _ her papers.She is too busy _ shopping.A.to write;to goB.writing;to goC.writing;goingD.to write;for goingreadingwriting;to goMake gerunds from the verbs in the box,and use Make gerunds from the verbs in the box,and use them to complete the
11、 sentences below.them to complete the sentences below.1.Some types of body language are easy to understand.For example,_ means that we are feeling happy.Pull put nod move open wag smilesmilingPart A Exs.on Page 72._ your mouth wide and raising your eyebrows means that you are surprised.3._ your head
12、 from side to side means“No”in most countries.MovingPull put nod move open wag smileOpening4._ your head in Chinese culture means“Yes”.5.A gesture can have more than one meaning.For example,_ your tongue out of your mouth can be rude.It can also show surprise.NoddingputtingPull put nod move open wag
13、 smile6.Animals also use body language.Think of dogs,for example._ its tail is a dogs way of showing happiness.7._ back the lips to show the teeth is a sign of anger.This is used by monkeys and many other animals.WaggingPullingPull put nod move open wag smilePart B Verb+-ing after a preposition 动名词放
14、在介词后面作介词宾语动名词放在介词后面作介词宾语Work in pairs to complete their onversations below,using the verbs in the box in the-ing form along with for.clip open stamp eat lock put1.DEBBIE Excuse me,Chris,but what are these _ for?CHRIS Theyre _ _ the drawers of the desk.keysfor lockingPart B Exs.on Page 82.DEBBIE What
15、 about these _?CHRIS Theyre _ _ your paper together.paper clipsfor clippingclip open stamp eat lock put3.DEBBIE And whats this for?CHRIS Its a rubber stamp _ _ the date on documents.for stampingclip open stamp eat lock put4.DEBBIE And this knife?CHRIS Its _ _ letters.for openingclip open stamp eat l
16、ock put5.DEBBIE This _.Whats it for?CHRIS Its _ _ your paper into.trayfor puttingclip open stamp eat lock put6.DEBBIE And these _?CHRIS Theyre _ _,Debbie.Theyre a present for your first day at work.chocolatesfor eatingclip open stamp eat lock put巩固练习巩固练习1.The film is worth _(see).2._(smoke)is forbidden in class.3.The key is for _(lock)the door.seeinglockingSmoking4.They are looking forward to _(travel)to Beijing.5._(do)more exercise is good for our health.6.What about _(go)for a walk?Doinggoingtraveling