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 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，其规则如下：1）一般情况下直接加ingthink
2、-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, beg, drop, fit, nod, di
3、g, 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, hope, think等，没有进行时态。2、当h
4、ave/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. Its eight oclock. The st
5、udents _ 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. are sleepingC. sleepingD
6、. 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 assistant.6. Can she _ (sing) in English7. They like _ (read) under the tree.
7、 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 _ inLondon.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.
