現(xiàn)在進(jìn)行時(shí)的用法和練習(xí)

1、八年級下冊英語培優(yōu)（二）class no name mark 現(xiàn)在進(jìn)行時(shí)1 .現(xiàn)在進(jìn)行時(shí)表示現(xiàn)在正在進(jìn)行發(fā)生的動(dòng)作或存在的狀態(tài)。2 . 現(xiàn)在進(jìn)行時(shí)的構(gòu)成：主語+be(am are is)+v-ing.3 . 現(xiàn)在進(jìn)行時(shí)的標(biāo)志： (1)放在句首：look! listen! it s 8:00.(2)放在句末：now = at the moment. 等詞(3)情景提示。look! mary is dancing.listen! who is singing in the classroom?it s 5:00 , they re playing football.i am watching tv

2、 now.情景提示：-where is tom?-he is watching tv.4 .現(xiàn)在進(jìn)行時(shí)態(tài)的肯定式、否定式、疑問式及簡略回答。(1)肯定式：主語+be + v-ing +其它。she is singing in the next room.(2)否定式：主語+be + not + v-ing +其它。the students aren t cleaning the room.(3) 一般問句：be動(dòng)詞提前。be +主語+v-ing +其它？ 肯定回答yes,主語+ be.否定回語no ,主語+ be not.一 are you playing the computer game?

3、yes, i am. no, i am not.(4)特殊問句：對謂語動(dòng)詞進(jìn)行提問的：疑問詞+ be +主語+ doing +其它(一般疑問句)?what are you doing now?where is the boy swimming?who is she waiting for?5.動(dòng)詞加ing的變化規(guī)則(1) 一般情況下，直接加ing,如：cook-cooking(2)以不發(fā)音的e結(jié)尾，去e力口 ing ,如：make-making, taste-tasting(3)如果末尾是一個(gè)元音字母和一個(gè)輔音字母，雙寫末尾的輔 音字母，再力口 ing ,如：run-running, stop

4、-stopping sit-sitting get-gettingrun-runningforget-forgettingbegin-beginning(4 )以ie結(jié)尾的動(dòng)詞，改ie為y力口 ing ，如： die-dying lie-lying一、寫出下列動(dòng)詞的現(xiàn)在分詞形式1 .work sing play study2 .dance have write take3 .run sit shop swim lie二、用括號內(nèi)所給單詞的適當(dāng)形式填空。1. . mr zheng (read) a book now.2. listen! someone(come).3. look ! tom a

5、nd john(swim).4. my brother(make) a kite in his room now.5. what your mother (do) now?6. we(have) an english class now.7. don t sing. the baby(sleep8. -where is your mother?- she(answer) the phone.9.it s seven o clock. the greens(have) supper 10.the children(not listen) to the music now.三、選擇題1. who

6、over there now?a. singing b. are sing c. is singing d. sing2. listen! the baby in the next room.a. crying b. criedc. is crying d. cries3. look! the twins new sweaters.a. are wearing b. wearingc. are wear d. is wearing4. its nine ten .the students an english class.a. have b. having c. is having d. ar

7、e having5. i m a book in the room.a. watching b. seeingc. reading d. looking6. don t talk here. grandparents.a. is sleeping b. are sleeping c. sleeping d. sleep7. he often supper at 6:00 in the evening.a. haveb. has c. is having d. is eating8. it s 6 o clock in the morning. he.a. get up b. gets upc.

8、 is geting upd. isgetting up9. -what are you doing?- i m tv.a. watchb. watches c. to watch d.watching10. are you playing basketball? no, we.a. isn t b. aren tc. not d. don t四、按要求進(jìn)行句型轉(zhuǎn)換：1. lily is dancing now.（改為一般疑問句）2. kate is looking for her watch.（改為否定句）3. mrs white is watching tv.（對劃線部分提問）4. they are waiting for you at the library.（就劃線部分提問） .5. are the students doing their homework?肯定回答：.否定回答：.五.根據(jù)中文提示完成句子：1 .小花在做作業(yè)。xiao hua his homework.2 .他們在唱歌、跳舞。they and 3 .你爺爺在看報(bào)紙嗎？ your grandpa the new