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1、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 doing feel like doing thank you for doing do some cooking/cleaning/reading/shopping/washing go swimming/fishing/shopping/skating/boating二动词现在分词由动词原形在词尾加ing构成，其规则如下： 1）一般情况下直接
2、加ing think-thinking sleep-sleeping study-studying speak-speaking carry-carrying say-saying2）以不发音的字母e结尾的单词，去掉字母e，再加ingwake-waking make-making come-coming take-taking leave-leaving have-having 3）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 ing carry carrying enjoy enjoying5）以ie结尾的动词，把ie改为y ，再加ing die-dying lie-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
4、, know, want, hope, 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. singing B. ar
5、e sing C. is singing D. sing2. Its eight oclock. The students _ an English class. A. have B. having C. is having D. are having3. Listen! The baby _ in the next room. A. crying B. cried C. is crying D. cries4. Look! The twins _ new sweaters. A. are wearing B. wearing C. are wear D. is wearing5. Dont
6、talk here. Grandparents _. A. is sleeping B. are sleeping C. sleeping D. sleep三. 填空：1. Miss Li _ (like) sleeping in the day.2. Listen! Who _ (talk) with your parents3. The girl _ ( not dance ) on Wednesday. She dances on Friday.4. He wants _ (be) a teacher.5. Everyone _(say) she is a good shop assis
7、tant.6. Can she _ (sing) in English7. They like _ (read) under the tree. Look! They _ (sit) there to read.8. Lets _ (eat) lunch together(一起).9. Look! A cat _ (run) up the tree.10. Its 6:30. My brother _ (see) a movie.11. Sam _ (go) to school at 7:00 every day.12. Peggy is _ (clean) the bedroom now. She is a good girl.13. - Where _ Mr. Green _ (live)- He _ in London.14. - _ you _ (clean) your bedroom- No, Im not. Im cleaning the living room.15. - _ Nancy _ (talk) on the phone- No, she isnt. She _ (eat) lunch now.