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1、现在进行时及习题练习1. 定义:表示现在或现阶段正在进行的动作。常与now, these days. at the/this moment, Its 3: 00.等时间状语连用,句首有 Look ! / Listen !等提示语。 Im visiting my friends now. Look! He is sitting there. Listen! She is singing2.基本结构:be动词+动词的现在分词(即 动词-ing)肯定句: be + doing 否定句: be + not doing 一般疑问句:Be动词提前到句子开头 +主语+doing例句:肯定句: I am wo
2、rking. He is working. They are working.否定句:I am not working. He is not working. They are not working.疑问句:Are you working? Is he working? Are they working?回 答:Yes, I am . Yes, he is. Yes, they are. No, Im not. No, he isnt. No, they arent.注意:现在进行时的特殊用法:1)现在进行时与always 连用时,往往含有赞扬、厌恶、责备等感情色彩。 如: He is al
3、ways working hard.他总是非常努力地工作。(表示赞扬) 2)come, go, begin, start, leave 等动词常用现在进行时表示将要发生的动作。 She is leaving China tomorrow. Im going to school.3. 现在分词的变法规则:当我们说某人正在做什么事时,动词要使用分词形式,不能用原形,构成如下:1)一般在后加ing。如: sing-singing, see-seeing, play-playing, go-going, do-doing,2)以不发音e的结尾的去掉e再加ing。如:write-writing, hav
4、e-having, come coming;close - closing关 ;make making ;ride riding 骑; write - writing; take - taking ; have having ;3)以重读闭音节结尾且一个元音字母一个辅音字母,要双写最后的辅音字母再加ing。如:put-putting, run-running, get-getting, let-letting, begin-beginning; sit- sitting ;cut cutting 切 ;shop-shopping;begin-beginning 开始 forget-forget
5、ting忘记;stop-stopping 停止travel-travelling 旅行;beginbeginning 开始; swimswimming;runrunning; putputting;letletting让;getgetting4)以ie结尾的变ie为y再加ing。如:tie-tying系 die-dying死 lie-lying 一. 写出下列动词的现在分词形式work_ sing_ play_study_ go_ walk_ sleep_ have _ leave_ write_ take_ make_ drive_ come_run_ sit_ shop_swim_ lie
6、_ tie _ die _二. 用所给动词的适当形式填空1. Mary and Lucy are _ (eat) hot dogs now.2. Listen! Someone is _ (play) basketball in the next room.3. He _ _ (shop) at the moment.4. Look ! The cat _ _ (run) after the mouse.5. A: _ you _ (study) English ? B: Yes , I am.6. Its 2:00.She _ _ (dance) at school.7. My father
7、 and mother _ _ (swim) in the pond at the moment.8. My sister is _(read) a book.9. We _ _ (watch) TV now.10. Be quiet ! The baby _ _ (sleep) now.11. Its ten oclock. My mother _(lie)in bed.12.What _you_(do) thesse days?三.改错(错处用横线画出,缺漏的地方在相应的位置加补充符号 。)1. We are cleanning our classroom. _2. She is sing
8、 in the next room. _3. What am you doing? _4.Mary is comeing back from Beijing. _5. He often flying kites on Sundays. _6. They is reading books now. _7. My brother is plays the guitar now. _8. Sally is danceing in the room. _9. I watching TV at home now. _10. Do you listening the radio now? _四.英汉互译1
9、.他正在做作业。_2. We are reading English now._3. Pete和Billy 正在操场(in the playground)打篮球。_4. Look! A bird is singing._5. 公共汽车来了。_6. 刘先生正在晒太阳。_7. He isnt playing games. He is studying. _8.孩子们在等公交车。_9. The woman is having afternoon tea._10.你们正在做什么?_五.单项选择1. Look! He _their mother do the housework. A. is helpi
10、ng B. are help C. is help D.is helpping2 ._are the boys doing ? They are singing in the room. A .Who B .How C.What D.Where3. Dont talk here. My mother _. A. is sleeping B .are sleeping C. Sleeping D .sleep4. Danny _. Dont call him. A. is writeing B .is writing C. writing D .writes5. When_ he_ back?
11、Sorry, I dont know. A. does, come B. are coming C. is come D. is coming6. Who _ over there now? A. singing B. are sing C. is singing D. sing7. Its eight oclock. The students _ an English class. A. have B. having C. is having D. are having8. Listen! The baby _ in the next room. A. crying B. cried C.
12、is crying D. cries9. Look! The students _ new clothes. A. are wearing B. wearing C. are wear D. is wearing10. Dont talk here. Grandparents _.A. is sleeping B. are sleeping C. sleeping D. sleep六.按要求改写句子1.Look!Lilyis dancing.(改为一般疑问句)Look! _ Lily _?2.Kateislookingforherwatch.(改为否定句) Kate _ _ her watch
13、.3.Listen! MrsWhiteiswatchingTV.(对watching TV提问)_ _ MrsWhite _?4.Iamdoinghomework now.(改为否定句) I _ _ _ homework now.5. We are going to school now.(改为否定句)We _ _ to school _.6. He is speaking English at the moment.(改为一般疑问句句)_ he _ English at the_?7. I am taking photos in the park.(对划线部分提问)_ are you taking photos?8. John is coming to my home.(对划线部分提问)_ is coming to your home?9. Simon and Daniel are going shopping.(改为否定句) Simon and Daniel _ going shopping.七.填入be动词的适当形式1.He _ drinking water. 2.The bird _ flying in the sky. 3.C
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