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1、动名词做主语动名词做主语动词的-ing 形式可分为动名词和现在分词两类。作为动名词，它有名词的基本性质，因此动名词可以在句子中充当主语、宾语、表语，宾语补足语和定语。导入：1.动名词做主语(动名词做主语往往表示经常性、习惯性的动作。此时，谓语动词用单数形式)动名词做主语有三种形式：动名词在句首直接做主语 It 在句首做形式主语，而动名词短语在后面做真 正的逻辑上的主语 1）形式一 动名词在句首直接做主语Reading aloud is very important for us to learn a foreign language.Seeing is believing._(collect)
2、stamps(邮票)is his hobby.Collecting2）It 在句首做形式主语，而动名词在后面做真 正的逻辑上的主语Going to bed early is considered to be a good habit.It is considered to be a good habit going to bed early.用下划线画出下面句子的形式主语和真正的主语 It was a waste of time reading that book.It is dangerous standing in the middle of the street.Is it worthw
3、hile arguing with her?改一改：1.Drinking milk are good for your health._ 2.Eat too much may make you fat._3.Read in the sun is bad for your eyes._4.Traveling by ship is a comfortable._5.It is dangerous stand there._ isEatingReadingstanding2.动名词做宾语动词-ing做宾语的情形：作及物动词宾语 it作形式宾语，代替动名词 作含有介词的动词短语的宾语 既可接doing
4、 又可接to do 的动词，但意义不同 常接动名词的动词或动词短语1)作及物作及物动词宾语动词宾语。Would you mind opening the window?The girl practices playing the violin every evening.2)it 作形式作形式宾语宾语，代替，代替动动名名词词。I found it pleasant walking along the river after supper.Do you consider it necessary trying again?3）接doing的动词及含有介词的动词短语:动词：mind,allow,s
5、tand,suggest,practise,consider,dislike,enjoy,含介词的动词短语：feel like,give up,look forward to,keep(on),pay attention to,be used to.4)接doing 又可接to do 的动词:A 意义基本一样，如like,love,hate,begin,.B 意义明显不一样，如remember,forget,regret,stop,go on,mean,try.They stopped to talk.他们停下来开始讲话。They stopped talking.他们停止讲话。填一填1.The boy was lucky to escape _(punish).2.We dont allow _(dive)in the pool.3.Visitors are not allowed_(enter)the park without a ticket.4.Would you mind _(close)e window?5.Please remember _(give)my best wishes to your family.being punisheddivingto enterclosingto giveHomwork1、完成导学案2、晨读晚练第二页。结束！结束！