1、動詞ing形式的用法及變化規(guī)則一動詞ing形式的用法1正在進行時中,謂語動詞后加ing.如:lmplayingfootball.一些特殊表達.如:begoodatdoingsthenjoydoingsth.bebusydoingfeellikedoingthankyoufordoingdosomecooking/cleaning/reading/shopping/washinggoswimming/fishing/shopping/skating/boating二動詞現(xiàn)在分詞由動詞原形在詞尾加ing構成，其規(guī)則如下：1）一般情況下直接加ingthink-thinkingsleep-sleepi

2、ngstudy-studyingspeak-speakingcarry-carryingsay-saying2）以不發(fā)音的字母e結尾的單詞，去掉字母e,再加ingwake-wakingmake-makingcome-comingtake-takingleave-leavinghave-having3）以重讀閉音節(jié)結尾，呈現(xiàn)“輔，元，輔”結構的動詞，先雙寫末尾的輔音字母，再加ing。初中學過的這類詞有：begin,cut,get,hit,run,set,sit,spit,stop,swim,beg,drop,fit,nod,dig,forget,regret,rid,等。（visit不是以重讀閉

3、音節(jié)結尾，不用雙寫）travel雖然重讀第一音節(jié)，詞尾音節(jié)不重讀，但是現(xiàn)在分詞仍要雙寫末尾輔音字母，然后再加ing，如：travel-travelling初中階段此類詞只有這一個。4）以y結尾的動詞直接加ingcarrycarryingenjoyenjoying5）以ie結尾的動詞，把ie改為y，再加ingdie-dyinglie-lying要特別注意有些動詞沒有進行時態(tài).1、表示狀態(tài)、思想、感情和感覺的動詞，如：see,hear,love,know,want,hope,think等，沒有進行時態(tài)。2、當have/has作為“擁有”時，沒有進行時態(tài)，但表示“開會，吃飯，玩得高興”等意思時，可以

4、用進行時表達。Iamhavingmanybooks.（這是錯誤的句子）Iamhavingagoodtime.（這才是正確的句子）一.寫出下列動詞的現(xiàn)在分詞形式workvisitplaystudydancehavetraveltakedropsingshopswimlie二選擇題練習Whoovertherenow?A.singingB.aresingC.issingingD.singItseightoclock.ThestudentsanEnglishclass.A.haveB.havingC.ishavingD.arehavingListen!Thebabyinthenextroom.A.cr

5、yingB.criedC.iscryingD.criesLook!Thetwinsnewsweaters.A.arewearingB.wearingC.arewearD.iswearingDonttalkhere.Grandparents.A.issleepingB.aresleepingC.sleepingD.sleep三.填空：MissLi(like)sleepingintheday.Listen!Who(talk)withyourparentsThegirl(notdance)onWednesday.ShedancesonFriday.Hewants(be)ateacher.Everyo

6、ne(say)sheisagoodshopassistant.Canshe(sing)inEnglishTheylike(read)underthetree.Look!They(sit)theretoread.Lets(eat)lunchtogether一起).Look!Acat(run)upthetree.Its6:30.Mybrother(see)amovie.Sam(go)toschoolat7:00everyday.Peggyis(clean)thebedroomnow.Sheisagoodgirl.-WhereMr.Green(live)-HeinLondon.-you(clean)yo