必修4_Unit2_Grammar-动名词课件.ppt

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1、ing形式作主语和宾语Whicharecorrect?我的兴趣是阅读。Myinterestisread.Myinterestisreading.阅读是我的兴趣。Readismyinterest.Readingismyinterest.3.动词能否做主语?动词能否做宾语?动词不能做主语或宾语。动名词能做主语或者宾语。总结ASONGLOVE---ByJohnLennonLoveisreal;realislove.Loveis________;________love.Loveis________tobeloved.Loveistouch;touchislove.Loveis___

2、_____;________love.Loveis________tobeloved.Loveisyou,youandme.Loveis________wecanbe.Loveisfree;freeislove.Loveis________;________love.Loveis________tobeloved.feelingfeelingwantingreachingreachingaskingknowingleavingleavingneeding2.动名词作表语：其用法等同不定式，起形容词作用，讲述主语的特征、内容和含义。Oneofmybadhabitsiseatin

3、gtoomanysweets.Myjobisteachingyouhowtolearn..1.ishishobby.(唱歌)Singing2.isthebestwaytoloseweight.(做运动)Doingexercise3.isawasteoftime.(玩电脑游戏)Playingcomputergames4.isdangerous.(开车开得太快)DrivingtoofastCommon?Singingismyhobby.Doingexerciseisagoodwaytoloseweight.Playingcomputergamesisawasteoftime.

4、Drivingtoofastisdangerous.1.作主语。2.谓语动词用。动词-ing单数动词-ing形式作主语动词-ing形式作主语表示经常的、习惯性的动作,谓语动词用_______：对他说话等于对牛弹琴。(talk)<谚语>空谈无济于事。(talk)istalkingtoawall.Talkingmendsnoholes.Talkingtohim单数①itis/was+nouse/good+doingsth做……是没用处的2.用形式主语it，把真正的主语——动名词结构移置句尾。但这种句子形式有一定的限制，作表语的只能是某些形容词或少数名词，如useful，usele

5、ss，good，fun；nouse，worthwhile等。如：和夏洛克争辩是没有什么用的。ItisuselesstryingtoarguewithShylock．归纳:常用-ing形式作主语的句型有：It+be+awasteoftimedoing做……是浪费时间的Itis/wasnogood/use/fundoing做……是没用处的Itis/wasuseless/usefuldoing做……是无用的、有用的Itis/wasworth/worthwhiledoing做……是值得的Thereisnosenseindoing做…没有道理Thereis/wasnousedoing干

6、…无意义Thereis/wasnopointdoing干…无意义Thereisnodoing无法……;不允许……Thereisnopointdoingsuchasillything.Itis/wasworth/worthwhiledoing做……是值得的Itisworth/worthwhile.(这部是电影值得看的)seeingthemovie②Itisworth/worthwhileseeingthemovie.(这部是电影不值得看的)hardly/notIt+is/was+awasteoftimedoing做……是浪费时间的Itisawasteoftime.(玩电脑游戏)

7、playingcomputergames③Thereisnodoing...无法……whatwillhappenbetweenthem.(无法知道)Thereisnoknowing④It’snoneeddoing….做…是没益处/没用/没必要的Thereisnoneedtodosth干······没必要It’snousewaitinghere.Itisnoneedtellingherthenews.Thereisnoneed________herthenews.totell根据汉语提示,完成句子。1.(