四种时态及其练习.doc

四种时态(一般现在时、一般过去时、一般将来时、现在进行时)1 一般现在时。主要描述经常会发生的动作、状态或不变的真理。（1）标志词：always, usually, often, sometimes, hardly, ever, never; every second / hour /day / year / Friday/ June;once a week, twice two weeks;（2） 结构组成：主语+be+名词（形容词） I am a student. He is tall.否定句：在be 后加not I am not a student. He is not tall.疑问句：be 动词提前到第一位。 Are you a student? Is he tall? Yes, I am. / No, I am not.Yes, he is. / No, he isnt.主语+动词+地点+时间 We go to school on Monday. He goes to the park on Sunday.否定句：主语+dont/doesnt+动词原形+地点+时间 We dont go to school on Monday. He doesnt go to the park on Sunday.疑问句：在句首加do或does Do you go to school on Monday? Yes, we do./ No, we dont. Does he go to the park on Sunday? Yes, he does./ No, he doesnt.（3） 动词三单变化： 在原单词末尾加s , 如：like likes 单词以o, sh, ch, s, x 结尾加es, 如：go goes 单词末尾为辅音+y结尾去y加ies 如：study- studies2. 现在进行时：主要叙述正在发生的事情。（1）标志词：now，rightnow, atpresent，atthemoment,atthistime,thesedaysLook!，Listen! .oclock（2）结构组成：主语+be +动词ing形式 I am reading English. They are swimming. He is playing football.否定句：在be后加notI am not reading English.They are not swimming.He is not playing football.疑问句：将be 放到第一位。Are you reading English? Yes, I am./ No, I am not.Are they swimming? Yes, they are. / No, they arent.Is he playing football? Yes, he is. / No, he isnt.（3）动词变ing形式：在动词末尾加ing. 如：play- playing 末尾有e 要去e加ing. 如：ride riding 末尾以辅音元音辅音结尾 双写末尾一个辅音如：swim-swimming3. 一般将来时。 主要描述将来要发生的事情。（1）标志词： tomorrow,the day after tomorrow,the year after next year, tomorrow morning/afternoon /evening next week/year/term/summer vacation/Friday from now on; in the future;in 2050; in + 时间段（重点）（2）结构组成：主语+be going to +动词原形 I am going to visit Ann. They are going to draw a dog. She is going to ride a horse.否定句：在be后加not I am not going to visit Ann. They are not going to draw a dog. She is going to ride a horse.疑问句：将be提前 Are you going to visit Ann? Yes, I am. / No, I am not. Are they going to draw a dog? Yes, they are./ No, they arent. Is she going to ride a horse? Yes, she is. / No, she isnt.组成：主语+will+动词原形 I will go to the library. They will clean the house. She will eat breakfast at home.否定句：在will 后加not 或将will not 写为wont I will not go to the library. They will not clean the house. She will mot eat breakfast at home.疑问句：将will 提前 Will you go to the library? Yes, I will./ No, I wont. Will they clean the house? Yes, they will. / No, they wont. Will she eat breakfast at home? Yes, she will. /No, she wont.4 一般过去时：主要描述过去发生的事情.（1） 标志词： yesterday, yesterday morning/afternoon,the day before yesterday, before，the year before last year, in 1845/in the 1840s last year/month/week/term/Sunday/summer just now; the other day 时间段+ago; long long ago（2）结构组成：主语+动词过去式 I was a pilot. They were busy. He went to the market. 否定句：在be后加not 在普通动词前加didnt 动词恢复原形。I was not a pilot.They were not busy.He didnt go to the market.疑问句：提前be 动词或在句前加did Were you a pilot? Yes, I was./ No, I wasnt. Were they busy? Yes, they were./ No, they werent. Did they go to the market? Yes, they did. / No, they didnt.（4） 动词变过去式： 在原次末尾加ed 或d 如：play-played like-liked 辅音加y 结尾去y加ied 如：study-studied 辅音元音辅音结尾双写最后一个字母加ed 如：stop-stopped特殊变化：can-could do-did eat-ate go-went hit-hit pit-put sit-sat come-came get-got have-had see-saw begin-began give-gave win-won read-read am/is-was are-were run-ran hear-heard hide-hid lay-laid cut-cut wake-woke fall-fell时态练习一（ ）1. Who _ over there now? A. singing B. are sing C. is singing D.sings（ ）2. Its nine ten. The students _ a music class. A. have B. having C. are having D.has（ ）3. Listen! The boy _. A. crying B. is crying C. cries D.are crying（ ）4. Dont talk here. Grandparents _. A. sleep B. is sleeping C. are sleeping D.am sleeping（ ）5. Is the man _ tea or milk? A. drinks B. drink C. drinking D.drinkking（ ）6. The Greens _ supper now. A. is having B. are having C. has D.have（ ）7. Look!Mary _ doing _ homework. A. is,ones B. is,her C. are,his D.are,her（ ）8. The children are _ TV. A. watch B. seeing C. watching D.reading（ ）9. Polly _ a banana now. A. isnt eating B. arent eating C. are eating D.eats（ ）10. Where _ they _? A.is,standing B.are,standing C. are,stand D.am,standing（ ）11. There _ an English film at the cinema now.A. will have B. is going to have C. is going to be D. is（ ）12. The picture _ nice. A. looks B. is looked C. look D. is looking （ ）13. She _ down and soon falls asleep. A. live B. lain C. laid D. sits（ ）14. They _ the office in time very morning. A. reach to B. arrived C. went D. get to （ ）15. We shall go to Shanghai on business before you _ back next week. A. will come B. came C. would come D. come （ ）16. The plane _ over there.A. is B. are C.am D. was （ ）17. I see her _ the room this morning. A. to enter B. entered C. enter D. enters （ ）18. The teacher _us to come to school on time. A. ask B. asking C. asks D.asked（ ）19. John always _ others. A. help B. helping C. helps D.to help （ ）20. He _for eight hours every day.A. working B. to work C. works D. worked 时态练习二( )1. There _ a meeting tomorrow afternoon.A.will be going to B. will going to be B. is going to be D. will go to be( )2. Charlie _ here next month.A.isnt working B. doesnt working C. isnt going to working D. wont work( )3. He _ very busy this week, he _ free next week.A. will be; is B. is; is D. will be; will be D. is; will be( )4. There _ a dolphin show in the zoo tomorrow evening.A. was B. is going to have C. will have D. is going to be( )5. _ you _ free tomorrow? No. I _ free the day after tomorrow.A. Are; going to; will B. Are; going to be; will C. Are; going to; will be D. Are; going to be; will be( )6. Mother _ me a nice present on my next birthday.A. will gives B. will give C. gives D. give( )7. Where is the morning paper? I _ it for you at once. A. get B. am getting C. to get D. will get( )8. _ a concert next Saturday?A. There will be B. Will there be C. There can be D. There are( )9. If they come, we _ a meeting.A. have B. will have C. had D. would have( )10. What _they_dinner yesterday ?A. do; have for B. did; had for C. did; have for D. were; have for( )11. Could you tell me what time the plane ?A. left B. leaves C. leaved D. was leaving( )12. One of us _band last month.A. leaves B. leave C. leaved D. left( )13. Where_your mother born?A. are B. was C. were D. is( )14. Do you know why he_for class last year?A.was always late B. always was late C. is late always D. is always late( )15. I got up_this morning, so I _breakfast and went to school.A. late; didnt have B. early; didnt haveC. late; hadnt D. early; hadnt( )16. It _much cold today than it_yesterday.A.is; is B. was; was C. is; was D. was; is( )17. He didnt come_goodbye to us and away.A. say; go B. say; went C. to say; went D. to say ; go( )18. Her pen was broken. She_to _a new one.A.wants; buys B. wanted; bought C. wants; bought D. wanted; buy( )19. I thought the dress_really pretty. A.is B. was C. / D. were( )20. He said he_go to cook dinner for us.A. will B. would C. / D. doesnt8