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es, watchwatches, gogoes 3.以“輔音字母+y”結(jié)尾,變y為i, 再加es,如:studystudies 練習(xí): 寫出下列動(dòng)詞的第三人稱單數(shù)。drink ________ go _______ stay ________ make ________ look _________ have_______ pass_______ carry ____ e________ watch______ plant_______ fly ________ study_______ brush________ teach_______動(dòng)詞ing形式的用法及變化規(guī)則一.動(dòng)詞ing形式的用法,:I39。m playing ..如: be good at doing sth enjoy doing busy doingfeel like doingthank you for doingdo some cooking/cleaning/reading/shopping/washinggo swimming/fishing/shopping/skating/boating二.動(dòng)詞二.動(dòng)詞現(xiàn)在分詞由動(dòng)詞原形在詞尾加ing構(gòu)成,其規(guī)則如下:1)一般情況下直接加ing thinkthinking sleepsleeping studystudying speakspeaking carrycarrying saysaying2)以不發(fā)音的字母e結(jié)尾的單詞,去掉字母e,再加ingwakewaking makemaking eing taketaking leaveleaving havehaving3)以重讀閉音節(jié)結(jié)尾,呈現(xiàn)“輔,元,輔”結(jié)構(gòu)的動(dòng)詞,先雙寫末尾的輔音字母,再加ing。初中學(xué)過(guò)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 不是以重讀閉音節(jié)結(jié)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:。4)以 y 結(jié)尾的動(dòng)詞 直接加 ingcarry—— carrying enjoy—— enjoying5)以ie結(jié)尾的動(dòng)詞,把ie改為y,再加ingdiedying lielying、表示狀態(tài)、思想、感情和感覺(jué)的動(dòng)詞,如:see, hear, love, know, want, hope, think等,沒(méi)有進(jìn)行時(shí)態(tài)。當(dāng)have/has作為“擁有”時(shí),沒(méi)有進(jìn)行時(shí)態(tài),但表示“開(kāi)會(huì),吃飯,玩得高興”等意思時(shí),可以用進(jìn)行時(shí)表達(dá)。I am having many books.(這是錯(cuò)誤的句子)I am having a good time.(這才是正確的句子)work___________visit__________play__________study__________dance__________have__________travel__________take__________drop__________sing __________shop__________swim__________ lie__________二.選擇題練習(xí) ______________ over there now? sing singing’s eight o’ students _____ an English having having !The baby _____ in the next crying !The twins _____ new wearing wear wearing ’t talk sleeping sleeping: Li _______(like)sleeping in the !Who ________(talk)with your parents girl ________(not dance)on dances on wants ________(be)a _________(say)she is a good shop she _________(sing)in English like ________(read)under the !They ________(sit)there to 39。s ________(eat)lunch together(一起).!A cat ________(run)up the 39。s 6: brother ________(see)a ________(go)to school at 7:00 every is ________(clean)the bedroom is a good ________ ________(live)He ________ in you ________(clean)your