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1、第四章第四章 動詞和時態(tài)動詞和時態(tài)第三節(jié)第三節(jié) 現(xiàn)在進(jìn)行時現(xiàn)在進(jìn)行時 知識梳理知識梳理一、現(xiàn)在進(jìn)行時的用法現(xiàn)在進(jìn)行時表示現(xiàn)在正在進(jìn)行或正在發(fā)生的動作，也可以表示當(dāng)前一段時間內(nèi)的活動或現(xiàn)階段正在進(jìn)行的動作。句型結(jié)構(gòu)是：be+ving形式（現(xiàn)在分詞）。標(biāo)志時間詞：now，look，listen，over there，look at，Its+時間等。二、現(xiàn)在分詞的變化規(guī)則1一般情況下，在動詞詞尾加ing。如：gogoing,playplaying,eateating 2.以不發(fā)音的字母e結(jié)尾的動詞，去e再加ing。如：writewriting,comecoming,taketaking 3.以重讀閉

2、音節(jié)結(jié)尾，且詞尾只有一個輔音字母的動詞，雙寫最后這個輔音字母再加ing。如：runrunning,swimswimming,shopshopping 4.以ie結(jié)尾的動詞，將ie改為y,再加ing。如：diedying,lielying三、現(xiàn)在進(jìn)行時的句型結(jié)構(gòu)1肯定句：主語+be動詞(am/are/is)+ving+其他.如：I am washing my hands now.Look！Jack is listening to music.Tom and his brother are doing their homework.It is nine oclock.The children ar

3、e having class.2.否定句：主語+be動詞(am/are/is)+not+ving+其他.如：I am not(Im not)washing my hands now.The children are not(arent)playing over there.Its six past ten.Tom is not(isnt)having dinner.3.一般疑問句：Is/Are/Am+主語+ving+其他？如：Are you watching TV now?Yes,I am./No,I am not.Is the girl playing the piano?Yes,she i

4、s./No,she isnt.Are the children swimming in the river?Yes,they are./No,they arent.4.特殊疑問句：特殊疑問詞+一般疑問句？如：I am watching TV now.What are you doing now?Uncle Wang is drinking tea in the living room.Where is Uncle Wang drinking tea?考點(diǎn)精析考點(diǎn)精析考點(diǎn)考點(diǎn)1 考查現(xiàn)在進(jìn)行時的用法考查現(xiàn)在進(jìn)行時的用法【例1】用所給動詞的適當(dāng)形式填空。1.She(draw)a map now.2

5、.Listen!The boys(sing).解析:本題考查填動詞的適當(dāng)形式，必須要弄清楚句子的時態(tài)。第1小題中的時間詞now，第2小題中的Listen 都表示動作正在發(fā)生，都要用現(xiàn)在進(jìn)行時；同時，注意ving 之前一定要根據(jù)主語的形式加上相應(yīng)的be動詞。答案：1.is drawing 2.are singing舉一反三 1.寫出下列動詞的現(xiàn)在分詞形式。(1)sing _ (2)dance _ (3)write _(4)shop _ (5)put _ (6)die _ 2.單項填空。()(1)Mum and I housework now.A.doingB.am doingC.are doin

6、g()(2)All the people a football match.Everybody is excited.A.watch B.is watching C.are watching()(3)they their stamps at the corner？A.Does；show B.Are；showing C.Do；showing dyingsingingdancingwritingshoppingputtingCCB考點(diǎn)考點(diǎn)2 考查有關(guān)現(xiàn)在進(jìn)行時句子的句型轉(zhuǎn)換考查有關(guān)現(xiàn)在進(jìn)行時句子的句型轉(zhuǎn)換【例2】按要求改寫下列句子。1.Sarah is answering the phone.(改

7、為否定句)_2.They are riding a bike.(就畫線部分提問)_ 3.She cleans her desk in the classroom.（改為現(xiàn)在進(jìn)行時）_ 解析:本題考查現(xiàn)在進(jìn)行時的句型轉(zhuǎn)換，要以be動詞為中心進(jìn)行變化。第1小題改否定句，只要在be動詞之后加not;第2小題是對進(jìn)行時狀態(tài)下的活動提問，用“What doing?”，注意be動詞要與主語的數(shù)保持一致。第3小題要將原句中的謂語動詞換成“is+現(xiàn)在分詞”，因為這才是現(xiàn)在進(jìn)行時的正確形式。答案：1.Sarah is not(isnt)answering the phone.2.What are they do

8、ing？3.She is cleaning her desk in the classroom.舉一反三 按要求改寫下列句子。1.Kenny often plays the guitar on the weekend.(用now 改寫句子)_ 2.We are watching cartoons on TV now.(改為否定句)_ 3.My grandpa is writing a letter.(就畫線部分提問)_ 4.我正在和父母親談?wù)撐业纳铡＃h譯英）_Kenny is playing the guitar now.We arent watching cartoons on TV n

9、ow.What is your grandpa doing?Im talking about my birthday with my parents.過關(guān)檢測過關(guān)檢測一、寫出下列動詞的現(xiàn)在分詞形式。1.play _ 2.look _ 3.study _ 4.watch _ 5.fight _ 6.wait _ 7.sing _ 8.paint _ 9.go _ 10.wash _ 11.cut _ 12.run _playinglookingstudyingwatchingfightingwaitingsingingpaintinggoing washingcuttingrunning13.s

10、it _ 14.begin _15.put _ 16.get _17.shop _ 18.swim _19.take _ 20.make _21.write _sittingbeginningputtinggettingshoppingswimmingtakingmakingwriting二、單項填空。()1.Look！I _ a red hat now.A.wearing B.am wearing C.is wearing ()2.Tom _ TV in the room now.A.are watching B.is watching C.is watch ()3.Look!Jane _

11、housework.A.is do B.doing C.is doing ()4.Some of the girls _.A.sing B.is singing C.are singingBBCC()5.Hes _ basketball now.A.play B.is playing C.playing()6.They _ birds in the sky now.A.are looking at B.look at C.looking at()7.“Dont talk in class，”the teacher _.A.is speaking B.is saying C.says()8._

12、you _ ball games with your friends now?A.Is;playing B.Are;playing C.Do;playCACB三、用所給動詞的適當(dāng)形式填空。1.My mum _(cook)dinner for us now.2.Sam _(not listen to)English.He is listening to music.3._they _(sleep)now?Yes,they are.4.Listen!Who _(read)English?5.Look at those old people.They are _(sing)and _(dance).

13、6.The children _(swim)in the lake now.7.Look!Kate and Mary _(clean)the windows now.8.Joan likes _(paint)very much.is cookingisnt listening toAresleepingis readingsingingdancingare swimmingare cleaningpainting四、按要求改寫下列句子。1.They are making dumplings.(改為一般疑問句)_ 2.Tom is listening to the teacher.(改為否定句)

14、_ 3.He is drinking tea under the tree.(就畫線部分提問)_Are they making dumplings?Tom isnt listening to the teacher.What is he doing under the tree?4.Is Ken climbing the tree in the garden?(作肯定回答)_5.Tom is reading a book in his room.(就畫線部分提問)_6.I am waiting for a bus.(就畫線部分提問)_Yes,he is.Where is Tom reading a book?What are you doing?五、漢譯英。1.湯姆正在寫一封信。_ 2.我正在游泳。_ 3.他們正在聽音樂。_ 4.小貓正在跑。_ 5.媽媽正在看書。_Tom is writing a letter.Im swimming.They are listening to music.The cat is running.My mother is reading a book.