动词ing形式的用法及变化规则(5页).doc
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1、-动词ing形式的用法及变化规则-第 5 页动词ing形式的用法及变化规则一动词ing形式的用法1.正在进行时中,谓语动词后加ing.如:Im playing football.2.一些特殊表达.如:be good at doing sthenjoy doing sth.be busy doingfeel like doingthank you for doingdo some cooking/cleaning/reading/shopping/washinggo swimming/fishing/shopping/skating/boating二动词现在分词由动词原形在词尾加ing构成,其规
2、则如下:1)一般情况下直接加ingthink-thinkingsleep-sleepingstudy-studyingspeak-speakingcarry-carryingsay-saying2)以不发音的字母e结尾的单词,去掉字母e,再加ingwake-wakingmake-makingcome-comingtake-takingleave-leavinghave-having3)以重读闭音节结尾,呈现“辅,元,辅”结构的动词,先双写末尾的辅音字母,再加ing。初中学过的这类词有:begin,cut, get, hit, run, set, sit, spit, stop, swim, b
3、eg, drop, fit, nod, dig, forget, regret, rid,等。(visit不是以重读闭音节结尾,不用双写)travel虽然重读第一音节,词尾音节不重读,但是现在分词仍要双写末尾辅音字母,然后再加ing,如:travel-travelling.初中阶段此类词只有这一个。4)以y结尾的动词直接加ingcarrycarryingenjoyenjoying5)以ie结尾的动词,把ie改为y,再加ingdie-dyinglie-lying要特别注意有些动词没有进行时态.1、表示状态、思想、感情和感觉的动词,如:see, hear, love, know, want, ho
4、pe, think等,没有进行时态。2、当have/has作为“拥有”时,没有进行时态,但表示“开会,吃饭,玩得高兴”等意思时,可以用进行时表达。I am having many books.(这是错误的句子)I am having a good time.(这才是正确的句子)一.写出下列动词的现在分词形式work_visit_play_study_dance_have_travel_take_drop_sing _shop_swim_lie_二选择题练习1. Who _ over there now?A. singingB. are singC. is singingD. sing2. It
5、s eight oclock. The students _ an English class.A. haveB. havingC. is havingD. are having3. Listen! The baby _ in the next room.A. cryingB. criedC. is cryingD. cries4. Look! The twins _ new sweaters.A. are wearingB. wearingC. are wearD. is wearing5. Dont talk here. Grandparents _.A. is sleepingB. ar
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