动词的四种形式（课堂PPT）

1、By kevintan2021/3/291动词的几种形式以及用法动词的几种形式以及用法By kevintan2021/3/292本课要点n学会分辨哪个是动词。n了解动词有四种形式，并能理解分辨各种形式。n能够根据句子和上下文，来正确运用、选择、并写出动词的适当形式。By kevintan2021/3/293找出下面句子中的动词，并说出其形式。nShe often does her homework.nShe likes doing her homework.nShe cant do her homework.nShe did her homework yesterday.By kevintan

2、2021/3/294动词四种形式动词四种形式 dodoing do does did 原形原形 过去式过去式 三单三单ing形式形式By kevintan2021/3/295动词的四种形式n动词原形n动词三单（一般在后面+s/es）n动词过去式（一般在后面+d/ed）n动词ing形式（现在分词）（一般在后面+ing）动词有四种形式：动词动词有四种形式：动词原形，动词三单，动词原形，动词三单，动词过去式，动词现在分词过去式，动词现在分词（ing）By kevintan2021/3/296激情小讨论激情小讨论n动词有四种形式，那么该如何用？By kevintan2021/3/297n读句子，找出动

3、词并讨论总结其用法。nShe can speak English .nShe doesnt speak English.nShe speaks English every day.nShe spoke very little English four years ago. nShe likes speaking English.nShe isnt speaking English.By kevintan2021/3/298动词有四种形式：动词原形，动词有四种形式：动词原形，动词三单，动词过去式，动词三单，动词过去式，动词现在分词（动词现在分词（ing）By kevintan2021/3/299

4、动词原形nShe can speak English .nShe doesnt speak English.nI didnt speak English .By kevintan2021/3/2910什么情况下用动词原形？动词原形动词原形情态动词情态动词can, would，will, should和和could后后+动词原形动词原形to后后+动词原形动词原形dont，doesnt, didnt后后+动词原动词原形形By kevintan2021/3/2911根据括号所给内容，写出形式正确的单词。nI can _ _ (放风筝) .nShes going to _(学习)Physics.nTh

5、ey _ _ _(举行野餐)in the park.nSam doesnt _ _(读书).fly kiteslearnread bookshave a picnicBy kevintan2021/3/2912动词三单nShe speaks English every day.nMy father speaks Chinese.nThe library closes at five.By kevintan2021/3/2913什么情况下用动词三单？动词三单动词三单一般现在时的情一般现在时的情况下，主语是第况下，主语是第三人称单数，动三人称单数，动词要用三单形式词要用三单形式主语第三人称单数包括

6、主语第三人称单数包括：1.he/she2.单独一个人名单独一个人名3.单独一个人物单独一个人物/关系关系By kevintan2021/3/2914根据括号所给内容，写出形式正确的单词。nSam _(知道) nothing.nHes eating dinner, but the bell _(响).nDamings playing , but the dog _(come) in.nThe library _(关门) at five.knowsringscomesclosesBy kevintan2021/3/2915动词过去式nShe spoke very little English fo

7、ur years ago.nWe had a picnic in the park yesterday.By kevintan2021/3/2916什么情况下动词用过去式？动词过动词过去式去式句子中有过去时间句子中有过去时间动词要用过去式动词要用过去式过去时间有过去时间有yesterday（昨（昨天）天）, ago（以前）以前） , last（上一个）（上一个）By kevintan2021/3/2917根据括号所给内容，写出形式正确的单词。nYesterday we _ _ _(举行野餐).nShe _(打扫) the classroom yesterday.nI _ _(看电视)last

8、night.nShe _(说)very little Chinese four years ago.had acleanedwatched TVspokepicnicBy kevintan2021/3/2918动词ing形式nShe likes speaking English.nShe isnt speaking English.By kevintan2021/3/2919什么情况下动词用ing形式？动词动词ing形式形式be动词（动词（am, is , are）后加动词）后加动词ing形式形式like（喜欢）（喜欢）, enjoy（享用）（享用） , keep on（保持）（保持） +动词

9、动词ing形式形式By kevintan2021/3/2920根据括号所给内容，写出形式正确的单词。nThe cows are _(饮)water .nAmy likes _(收集)stamps.nKeep on _(练习)Chinese every day.nLook! Some pigs are_(睡觉) under the tree. drinking collectingpractising sleepingBy kevintan2021/3/2921动词有四种形式：动词原形，动词有四种形式：动词原形，动词三单，动词过去式，动词三单，动词过去式，动词现在分词（动词现在分词（ing）By

10、 kevintan2021/3/2922动词动词be动词动词+动词动词ing形式形式 一般现在时的一般现在时的情况下，主语情况下，主语是第三人称单是第三人称单数，动词用三数，动词用三单形式。单形式。 过去时间，过去时间，动词要用过去动词要用过去式。式。原形原形 过去式过去式 三单三单ing形式形式一般现在时的情况下，主语不是三单动词用原形。动词四种形式By kevintan2021/3/2923综合练习，练一练，想一想。综合练习，练一练，想一想。By kevintan2021/3/2924火眼金睛辨错误nShe sometimes clean the room.nIm very sading.

11、nShes ecxiteding.nShe speaks very little Chinese four years ago.nThe library close at five.nMy father read books at weekends.主语是第三人称单数，clean改成cleanssad是形容词，形容词没有ing形式。excited是形容词，形容词没有ing形式。Four years ago四年前，speak 改成spokeLibrary,主语是三单，动词用三单。Close 改成closesMy father,主语是三单，动词用三单。read 改成readsBy kevintan

12、2021/3/2925选择填空（有一项是多余的） A. come B. came C. comes D. coming E. excited I have a friend. He _ from New York. Yesterday we _ to the park. Summer holiday is _soon. We are _. C.B.D.E.By kevintan2021/3/2926想一想，练一练。nHes going to _（打扫） the stairs.nHe _ _（制作录像） in space in 2003.nThe birds are _（唱歌)in the tr

13、ee.nWe are going to _(离开) in the tree.nShe likes_ _ (看书) .nThe library_ (关门)at five.nIt _(听起来) good.made videoscleansinging closesleave reading bookssoundsBy kevintan2021/3/2927按要求完成句子。nWe are having a picnic in the park.(用yesterday改写句子)nWe _ a picnic in the park.nThey sometimes clean the classroom.

14、(用he改写句子)n_sometimes _ the classroom.nHe ate dinner last night. (改成现在进行时)nHe _ _ dinner.hadHe cleansiseatingBy kevintan2021/3/2928本课总结n动词原形n动词三单（一般在后面+s/es）n动词过去式（一般在后面+d/ed）n动词ing形式（一般在后面+ing）动词有四种形式：动词动词有四种形式：动词原形，动词三单，动词原形，动词三单，动词过去式，动词现在分词过去式，动词现在分词（ing）By kevintan2021/3/2929动词动词be动词动词+动词动词ing形式形式 一般现在时的一般现在时的情况下，主语情况下，主语是第三人称单是第三人称单数，动词用三数，动词用三单形式。单形式。 过去时间，过去时间，动词要用过去动词要用过去式。式。原形原形 过去式过去式 三单三单ing形式形式