1、 Ving form as the Subject&Object 年级：高一年级：高一模块：必修四模块：必修四版本：人教版版本：人教版课程名称：课程名称：2.Learning new words is very useful to me.1.Writing is her job.3.I like playing basketball.4.I am looking forward to receiving your letter.主语主语宾语宾语Task 1:请判断请判断V-ing 形式在句中做什么形式在句中做什么成分。成分。主语主语宾语宾语Step1.Lead-inV-ing形式（动名词）形式
2、（动名词）1.构成：由动词加构成：由动词加-ing变化而成变化而成:doing2.其否定形式是其否定形式是:not doing3.同时具有同时具有名词名词和和动词动词的特征的特征,在句中可以在句中可以作主语、宾语等。作主语、宾语等。1.Since then,finding ways to grow more rice has been his life goal.2.He enjoys listening to violin music,playing mah-jong,swimming and reading.3.Spending money on himself or leading a
3、comfortable life also means very little to him.4.Just dreaming for things,however,costs nothing.主语主语宾语宾语主语主语主语主语Task 2（预习作业）（预习作业）:请找出课文请找出课文P10中带有中带有V-ing形式做主语或宾语形式做主语或宾语的句子，并判断的句子，并判断V-ing形式在句中做什么成分。形式在句中做什么成分。Step2.V-ing 形式作主语形式作主语 1.V-ing形式作主语表示形式作主语表示抽象抽象的或的或泛指泛指的动作的动作,通常置于通常置于句首句首，谓谓语动词用语动词用单单
4、数。数。2.V-ing形式作主语时常后置形式作主语时常后置,此时须用此时须用it作作形式主语形式主语,(3).Its a waste of time arguing about it.(1).It is no use crying over spilt milk.(2).Its no good learning without practice.(4).Its dangerous swimming in the sea on windy days.(5)It is worthwhile discussing the question.用用名词名词或或形容词形容词作表语。作表语。no use n
5、o good no harm no fun Its+a shame +doing a waste of time/money useless dangerous worthwhile 2.V-ing形式作主语时常后置形式作主语时常后置,此时须用此时须用it作作形式主语形式主语,用用名词名词或或形容词形容词作表语。作表语。常见的常见的句型句型有：有：3.“There is+no”后可以用后可以用V-ing形式作主形式作主语，表示语，表示“没法没法”。如：。如：(1).There is no use waiting here.(2).There is no sense in quarrelling
6、 with her about it.(3).There is no point talking with the little boy about it.There is no use There is no sense in +doing There is no point 做做无用无用做做无意义无意义“there be”结构的句型结构的句型 Step3.V-ing 形式作宾语形式作宾语 1.做动词的宾语做动词的宾语 有些有些动词动词后后只能接只能接 doing 形式形式作宾语，而不能作宾语，而不能接接 to do。如：。如：(1).Were considering paying a vi
7、sit to Beijing.(2).We must try to avoid repeating the same mistake.suggest/advise,admit,avoid,appreciate,allow/permit,forbid,consider,delay/postpone,dislike,enjoy,escape,mind,miss,imagine,fancy,finish,keep,practise,risk,cant help,cant stand等等。(1)只能用只能用doing作宾语的动词作宾语的动词,常见的有常见的有:(2).doing 和和 to do 做宾
8、语，做宾语，意义差别不大意义差别不大的有的有:like,love,prefer,hate,begin/start,continuePrice will continue to rise.rising.注意：注意：doing（泛指的动作）（泛指的动作）,to do(具体的某一次动具体的某一次动作作)。(3).doing 和和 to do 做宾语，意义差别较大的有做宾语，意义差别较大的有:remember to do remember doing forget to doforget doing regret to doregret doing stop to do stop doing try
9、to do try doing go on to dogo on doing 停下正做的事去做另一件事（to do表目的）停止做某事努力/试图做（表目的）试着做（表手段）记住要去做某事记得过去做了某事忘记要去做某事 忘记过去做了某事继续做（另一件事）继续做（原来没有做完的事）遗憾要去做某事后悔做了某事 mean doing mean to do sb.be used to doingsth.be used to docant help doingcant help to do 某人习惯于做某事某人习惯于做某事 某物被用来做某事某物被用来做某事意味着做意味着做打算去做打算去做禁不住做某事禁不住做
10、某事不能帮助做某事不能帮助做某事(4).need,require,want作作“需要需要”解时解时,后接后接doing作宾语作宾语,主主动动形式表示形式表示被动被动意义意义,相当于相当于to be done。need/require/want doing The radio needs/requires/wants repairing.=The radio needs/requires/wants to be repaired.=need/require/want to be done(1).I have been used to living here.(2).Jane spent year
11、s observing the chimps daily life.(3).Im fond of collecting stamps and coins.2.做介词的宾语做介词的宾语in做做介词的宾语介词的宾语,常见的短语有常见的短语有:(1)look forward to,devote oneself to,get down to,sb.be/get used to,pay attention to,stick to，preferto,lead to,object to(2)feel like,succeed in,spend in,put off,give up,end up,keep o
12、n,insist on,set about(3)be fond of,be tired of,be afraid of,be proud of,be aware of,be good at,be interested in,be busy in3.做形容词的宾语做形容词的宾语(1)我们忙于准备将要到来的考试。We are busy preparing for the coming test.(2)这本书值得一读。The book is worth reading.be busy doingbe worth doing Step4.V-ing的复合结构：的复合结构：表示动名词的动作是谁表示动名词
13、的动作是谁 发出的发出的1 _is what we have expected.（Tom的到来）的到来）2.She didnt mind_（Tom来这）来这）Toms（His）comingToms/Tom(his/him)coming here.动名词复合结构动名词复合结构：作主语时，须用作主语时，须用名词所有格名词所有格或或形容词性物主代词形容词性物主代词；作宾语时，作宾语时，也也可用可用普通格普通格或人称代词或人称代词宾宾格。格。Step5.Exercises一、用括号内动词的正确形式填空。一、用括号内动词的正确形式填空。1.Its no good _(try)to remember gr
14、ammatical rules.You need to practice what you have learned.2.He has promised _(come)to my birthday party.3.We can never imagine her _(pass)the exam,for she has never reviewed the lessons.4.I spent 2 hours_(finish)my homework!trying passing to comefinishing二、改错题。二、改错题。1.The doctor doesnt mind I eatin
15、g a little meat occasionally.2.It is a waste of time play computers.3.Marys not come back made her parents worried a lot.4.There is no point argue about this matter.5.She devoted all her life to work for Chinese women and children.my/meplayingcomingarguingworkingHomework1.Go over what we have learne
16、d today.2.课时训练：课时训练：Exercises I&II on Page 13.Thanks for joining us!1.出国旅行是很激动人心的出国旅行是很激动人心的。Travelling abroad is very exciting.2.在这儿等是没用的在这儿等是没用的,我们走吧我们走吧。Its no use waiting here.Lets go.3.我后悔没听你的劝告。我后悔没听你的劝告。I regret not following your advice.4.这份工作非常值得一做。这份工作非常值得一做。The job is well worth doing.四、四
17、、Translation.1.It took the workmen only two hours to finish _ my car.A.to repair B.repair C.repairing D.repaired 2.The classroom needs _.A.clean B.cleaned C.to clean D.cleaningCStep5.Exercises一、一、Choose the best answer.D2.Have you forgotten _$1,000 from me last month?Will you please remember _ it tomorrow?A.borrowing;to bring B.to borrow;bring C.borrowed;bringing D.borrowing;bringingA
