初一英語(yǔ)—現(xiàn)在進(jìn)行時(shí)

1、精選優(yōu)質(zhì)文檔-傾情為你奉上現(xiàn)在進(jìn)行時(shí)的講解與練習(xí)。（一）基本用法：（1）表示（說(shuō)話瞬間）正在進(jìn)行或發(fā)生的動(dòng)作。Im visiting my friends now.  （2）也可表示當(dāng)前一段時(shí)間內(nèi)的活動(dòng)或現(xiàn)階段正在進(jìn)行的動(dòng)作或存在的狀態(tài)。 He is always working hard.他總是非常努力地工作。(表示贊揚(yáng))（2） 謂語(yǔ)構(gòu)成：be (am/ is/ are)v-ing （動(dòng)詞的現(xiàn)在分詞）【注意】be動(dòng)詞要與主語(yǔ)的人稱和數(shù)保持一致。如： Im watching TV now. 我現(xiàn)在正在看電

2、視。 Theyre playing football. 他們正在踢足球。（3） 現(xiàn)在分詞的構(gòu)成。（1）一般情況下在動(dòng)詞詞尾加ing。 gogoing ask （問(wèn)，詢問(wèn)）asking looklooking（2）以不發(fā)音的e結(jié)尾的動(dòng)詞，去掉e加ing。 have having taketaking make（做，制造）making write（寫(xiě)）writing（3）以一個(gè)輔音字母結(jié)尾的重讀閉音節(jié)，雙寫(xiě)最后一個(gè)字母，再加-ing。 getgetting sit（坐）sitting put（放）putting run（跑）running swimswimming begin（開(kāi)始）beginni

3、ng shopshopping(4) 特殊形式 lie-lying die-dying （四）現(xiàn)在進(jìn)行時(shí)態(tài)的肯定式、否定式、疑問(wèn)式及簡(jiǎn)略回答。（1）肯定式：主語(yǔ)+bev-ing +其他 He is running. 他正在跑。 The students are cleaning the room now .（2）否定式：主語(yǔ)+benotv-ing +其他 He is not running.The students arent cleaning the room now. 這些學(xué)生現(xiàn)在沒(méi)有在打掃房間。（3）一般問(wèn)句：be動(dòng)詞提前?！癇e+主語(yǔ)+v-ing+其他？” 肯定答語(yǔ)Yes，主語(yǔ)be.否

4、定答語(yǔ)No，主語(yǔ)be not.Is he running? Yes, he is. No, he isnt. Are The students cleaning the room now? Yes, they are. No, they arent.（4）特殊問(wèn)句式： “疑問(wèn)詞+be 主語(yǔ)v-ing其他？”a. 對(duì)謂語(yǔ)動(dòng)詞進(jìn)行提問(wèn)的：Whatbe 主語(yǔ)doing其他？What is the old man doing under the tree? 那個(gè)老人正在樹(shù)下面做什么呢？b. 對(duì)其他成份進(jìn)行提問(wèn)的，疑問(wèn)詞一般疑問(wèn)句？Where is the boy swimming? 那個(gè)男孩正在哪里游

5、泳？Who is she waiting for? 她正在等誰(shuí)呢？五、 現(xiàn)在進(jìn)行時(shí)與一般現(xiàn)在時(shí)的區(qū)別（一）現(xiàn)在進(jìn)行時(shí)表示動(dòng)作的暫時(shí)性，而一般現(xiàn)在時(shí)表示動(dòng)作的習(xí)慣性和經(jīng)常性 I am watching TV now. （暫時(shí)性）我現(xiàn)在在看電視。 I watch TV every day. （經(jīng)常性） 我每天都看電視。（二）現(xiàn)在進(jìn)行時(shí)可表示短暫性動(dòng)作，而一般現(xiàn)在時(shí)表示長(zhǎng)久性動(dòng)作。Lucy is living in Beijing.（短時(shí)間居住）露西暫時(shí)住在北京。Lucy lives in Beijing. （長(zhǎng)久性居?。?露西在北京居住或生活。（三）現(xiàn)在進(jìn)行時(shí)表示的動(dòng)作可帶有感情色彩，而一般現(xiàn)在時(shí)

6、所表述的動(dòng)作通常是事實(shí)。Youre always forgetting the most important things. （責(zé)備）你總是愛(ài)忘記最重要的事情。He is always helping others. （贊揚(yáng)）他一直都在幫助他人。He often helps others. （事實(shí)） 他經(jīng)常幫助別人。（四）有些動(dòng)詞不能用進(jìn)行時(shí)，know, understand, love, like, hate, wish, want, think, hope, have, believe, agree, hear, see, notice。這些動(dòng)詞通常用一般現(xiàn)在時(shí)表示說(shuō)話時(shí)發(fā)生的動(dòng)作。1)

7、表示“擁有”的動(dòng)詞。如have (has) 等。例句：I have a nice bike now. (我現(xiàn)在有一輛漂亮的自行車。) 不能說(shuō)成: I am having a nice bike now. 2) 有些表示感覺(jué)的感官動(dòng)詞。如：see, find, look (看起來(lái))，hear (聽(tīng)見(jiàn))等。例句：We see him. (我們看見(jiàn)他。) 不能說(shuō)成：We are seeing him. 但是，有些表示感覺(jué)的動(dòng)詞，如：listen to, look at 等可用現(xiàn)在進(jìn)行時(shí)。如：They are listening to the teacher. (他們?cè)诼?tīng)老師講課。) 3) 表示“喜歡

8、”“厭惡”的動(dòng)詞。如：like, love, hate (討厭)等。例句：We love our country. (我們熱愛(ài)祖國(guó)。) 不可說(shuō): We are loving our country. 4) 表示知識(shí)或腦力的動(dòng)詞。如：think, know, forget等。例句：I think you are right. (我認(rèn)為你是對(duì)的。) 不能說(shuō)成：I am thinking you are right. 5) 表示狀態(tài)的be動(dòng)詞“是”。例句：She is at home. (她在家。) 不能說(shuō)成：She is being at home. 6) 表示“希望”、“愿望”、“心愿”等的動(dòng)詞

9、。如：want 等詞。例句：I want to see her now. (我現(xiàn)在就想見(jiàn)到她。) 不能說(shuō)成：I am wanting to see her now.【典型例題】一、寫(xiě)出下列動(dòng)詞的現(xiàn)在分詞形式work_   sing_     play_     study_have _     dance _   write_   take_run_     sit_ 

10、;    shop_     swim_ lie_ die begin get 二、用括號(hào)內(nèi)所給單詞的適當(dāng)形式填空。1. Look! There _(be) a lot of people over there. What _they _ (do) now?2. What _ your mother _ (do)? She is a teacher.3. It _ (rain) heavily outside now. You must stay at home.4. Dont sing. The baby _(s

11、leep).5. My brother _ (not like) playing basketball, but he _ (like) playing football.6. What _ you usually _ (do) on Sunday? I usually _ (stay) at home and _ (do) my homework.7. Listen! The girls _ (sing) in the next room.8. My sister _ (want) to be a teacher.9. Its seven oclock now. The Greens _ (

12、have) supper. 10. He often _ (swim) on Sundays. Look! He _ (swim) at the pool.三、單項(xiàng)選擇1. I want _ homework now. A. doing B. to do C. to do my D. do my2. Its time _. A. go to school B. play games C. to go home D. to do my homeworks3. The boy is _ to his teacher. A. saying B. speaking C. talking D. tell

13、ing4. Im _ a book in the room. A. watching B. seeing C. reading D. looking5. Where _ he _ from? A. is, come B. do, come C. does, come D. is, from6. Do they have a new car? Yes, _. A. they are B. they have C. they dont D. they do7. He often _ supper at 6:00 in the evening. A. have B. has C. is having

14、 D. is eating8. Its 6 oclock in the morning. He _. A. get up B. gets up C. is geting up D. is getting up9. What are you doing? Im _ TV. A. watch B. watches C. to watch D. watching10. We _ any Chinese classes on Friday. A. are having B. arent having C. dont have D. are have11. Tom _ an English class

15、now. A. is having B. has C. having D. have12. Are you playing basketball? No, we _. A. isnt B. arent C. not D. dont四、按要求改寫(xiě)句子1.  The boy is playing basketball.否定句：_一般疑問(wèn)句：_肯定回答：_否定回答：_對(duì)“The boy”提問(wèn)：_2.連詞成句1) read .a new book. _2) clean the blackboard._3) she, the window, open, now.(用現(xiàn)在進(jìn)行時(shí)連詞成句.)_4)

16、 The birds are singing in the tree.(就劃線部分提問(wèn))_5) is,who,the window, cleaning?(連詞成句)_6) The children are playing games near the house.(就劃線部分提問(wèn))_7) She is closing the door now.(改成否定句)_8) You are doing your homework.(用"I"作主語(yǔ)改寫(xiě)句子)_9) they, the tree, sing, now, under.(用現(xiàn)在進(jìn)行時(shí)連詞成句.)_10) The Young

17、Pioneers are helping the old woman.(改成一般疑句)_11) Look! Lily is dancing.（改為一般疑問(wèn)句）   _12) Kate is looking for her watch.（改為否定句）   _13)  Mrs White is watching TV.（劃線部分提問(wèn)） _14) I am doing homework.（改為否定句） _15)  They are waiting for you at