人教版八年级英语下册课件Unit2 I‘ll help to clean up the city parks单元总结.ppt

1、 单元语法聚焦二单元语法聚焦二 语法点击语法点击 动词不定式动词不定式 动词不定式是非谓语动词的一种动词不定式是非谓语动词的一种。动词不定式是一个重要动词不定式是一个重要 的语法点的语法点。和动词不定式有关的用法有：和动词不定式有关的用法有： 1 1动词不定式的语法功能动词不定式的语法功能 单元语法聚焦二单元语法聚焦二 作主语作主语 To learn English well is very important. To learn English well is very important. 学好英语学好英语 很重要。很重要。 It is very important to learn En

2、glish well.It is very important to learn English well. 作表语作表语 My job is to look after patients. My job is to look after patients. 我的工作就是照顾病人。我的工作就是照顾病人。 作宾语作宾语 We want to go swimming. We want to go swimming. 我们想去游泳。我们想去游泳。 作宾语作宾语 补足语补足语 She invited me to go to the concert. She invited me to go to th

3、e concert. 她邀请我去看她邀请我去看 演唱会。演唱会。 作定语作定语 I have something important to tell you. I have something important to tell you. 我有重要我有重要 的事情要告诉你。的事情要告诉你。 作状语作状语 She got up early to catch the early bus. She got up early to catch the early bus. 她起得很她起得很 早，为的是赶上早班车。早，为的是赶上早班车。 单元语法聚焦二单元语法聚焦二 2 2. .“特殊疑问词动词不定式特

4、殊疑问词动词不定式”的复合结构的复合结构 动词不定式可以用在疑问词动词不定式可以用在疑问词what,what, how,how, when,when, where,where, whichwhich等之后等之后，作主语作主语、宾语宾语、宾语补足语等宾语补足语等。如：如： HowHow toto getget therethere isis a a problemproblem. . 怎样去那里是个问题怎样去那里是个问题。( (作主语作主语) ) I I dontdont knowknow whatwhat toto saysay. . 我不知道说什么我不知道说什么。( (作宾语作宾语) ) H

5、eHe showedshowed meme howhow toto useuse thethe computercomputer. . 他教我怎样用电脑他教我怎样用电脑。( (作宾语补足语作宾语补足语) ) 单元语法聚焦二单元语法聚焦二 3 3含动词不定式的常用搭配含动词不定式的常用搭配 ( (1 1) )有些动词后只能跟动词不定式作宾语有些动词后只能跟动词不定式作宾语。如如decide,decide, plan,plan, promise,promise, refuse,refuse, agreeagree等等。 ( (2 2) )有些动词后可以跟动词不定式作宾语有些动词后可以跟动词不定式作

6、宾语，也可以跟动名词也可以跟动名词 作宾语作宾语。如如forgetforget toto dodo sthsth. . 表示表示“忘记应该做或还没有做忘记应该做或还没有做 的事情的事情”，forgetforget doingdoing sthsth. . 表示表示“忘记曾经做过的事情忘记曾经做过的事情”。 ( (3 3) )有些动词后要跟动词不定式作宾语补足语有些动词后要跟动词不定式作宾语补足语。此类搭配有：此类搭配有： telltell sbsb. . toto dodo sthsth. .告诉某人做某事；告诉某人做某事；adviseadvise sbsb. . toto dodo sths

7、th. . 建议某人做某事；建议某人做某事；encourageencourage sbsb. . toto dodo sthsth. . 鼓励某人鼓励某人 做某事等做某事等。 单元语法聚焦二单元语法聚焦二 实战演练实战演练 ( ( )1.)1.20152015常德常德 Maria would like _ an animal Maria would like _ an animal doctor.doctor. A Abebe B BBeing CBeing Cto be to be ( ( )2.)2.20152015龙东龙东 He can do what he can _ the He c

8、an do what he can _ the children in his neighborhood. children in his neighborhood. A Ahelp Bhelp Bto help Cto help Chelpshelps ( ( )3.)3.20152015南宁南宁 The WWF is working hard _ the The WWF is working hard _ the animals in danger.animals in danger. A Asave Bsave Bto saveto save C Csaves Dsaves Dsaved

9、saved C B B 单元语法聚焦二单元语法聚焦二 ( ( )4.)4.20152015济南济南 Sandy went to the shopping mall Sandy went to the shopping mall _ some clothes and school things._ some clothes and school things. A Abuy Bbuy Bboughtbought C Cto buy Dto buy Dbuying buying ( ( )5.)5.20152015桂林桂林People plant more bamboo_ People plant

10、 more bamboo_ pandas.pandas. A Ahelp Bhelp Bto help Cto help Chelpedhelped ( ( )6.)6.20142014绥化绥化We should do what we can_ We should do what we can_ our environment.our environment. A. protect B. to protectA. protect B. to protect C. protecting C. protecting C B B 单元语法聚焦二单元语法聚焦二 ( ( )7.We can make a

11、 fire _ the room warm )7.We can make a fire _ the room warm so that we can chat for a while. so that we can chat for a while. A. to keep B. keepingA. to keep B. keeping C. keep D. kept C. keep D. kept ( ( )8.The teacher told the students _ in )8.The teacher told the students _ in groups and learn from each other. groups and learn from each other. A. study B. studyingA. study B. studying C. studies D. to study C. studies D. to study A D