英语八大时态讲解及练习.doc

英语八大时态讲解及练习一、 一般现在时： 1.概念：经常、反复发生的动作或行为及现在的某种状况。 2.时间状语： always, usually, often, sometimes, every week (day, year, month), once a week, on Sundays, 3.基本结构：动词 原形 （如主语为第三人称单数，动词上要加（e）S） 4.否定形式：am/is/are+not;此时态的谓语动词若为行为动词，则在其前加dont,如主语为第三人称单数，则用doesnt，同时还原行为动词。5.一般疑问句：把be动词放于句首；用助动词do提问，如主语为第三人称单数，则用does，同时，还原行为动词。 6.例句：. It seldom（很少） snows here. He is always ready to help others. Action speaks louder than words. 二、 一般过去时：1.概念：过去某个时间里发生的动作或状态；过去习惯性、经常性的动作、行为。 2.时间状语：ago, yesterday, the day before yesterday, last week(year, night, month), in 1989, just now, at the age of 5, one day, long long ago, once upon a time, etc. 3.基本结构：be动词；行为动词 4.否定形式：was/were+not;在行为动词前加didnt，同时还原行为动词。 5.一般疑问句：was或were放于句首；用助动词do的过去式did 提问，同时还原行为动词。 6.例句：She often came to help us in those days. I didnt know you were so busy.三、 现在进行时： 1.概念：表示现阶段或说话时正在进行的动作及行为。 2.时间状语：now, at this time, these days, etc. 3.基本结构：am/is/are+doing 4.否定形式：am/is/are+not+doing. 5.一般疑问句：把be动词放于句首。 6.例句： How are you feeling today? He is doing well in his lessons. 四、 过去进行时： 1.概念：表示过去某段时间或某一时刻正在发生或进行的行为或动作。 2.时间状语：at this time yesterday, at that time或以when引导的谓语动词是一般过去时的时间状语等。 3.基本结构：was/were+doing 4.否定形式：was/were + not + doing. 5.一般疑问句：把was或were放于句首。 6.例句：At that time she was working in a PLA unit. When he came in, I was reading a newspaper. 五、 现在完成时： 1.概念：过去发生或已经完成的动作对现在造成的影响或结果，或从过去已经开始，持续到现在的动作或状态。 2.时间状语：recently, lately, sincefor,in the past few years, etc. 3.基本结构：have/has + done 4.否定形式：have/has + not +d one. 5.一般疑问句：have或has。 6.例句：Ive written an article. It has been raining these days. 六、 过去完成时： 1.概念：以过去某个时间为标准，在此以前发生的动作或行为，或在过去某动作之前完成的行为，即“过去的过去”。 2.时间状语：before, by the end of last year(term, month),etc. 3.基本结构：had + done. 4.否定形式：had + not + done. 5.一般疑问句：had放于句首。 6.例句：As soon as we got to the station, the train had left. By the end of last month. We had reviewed four books 七、 一般将来时： 1.概念：表示将要发生的动作或存在的状态及打算、计划或准备做某事。 2.时间状语：tomorrow, next day(week, month, year),soon, in a few minutes, by,the day after tomorrow, etc. 3.基本结构：am/is/are/going to + do；will/shall + do. 4.否定形式：was/were + not; 在行为动词前加didnt，同时还原行为动词。 5.一般疑问句：be放于句首；will/shall提到句首。 6.例句：They are going to have a competition with us in studies. It is going to rain. 八、 过去将来时： 1.概念：立足于过去某一时刻，从过去看将来，常用于宾语从句中。 2.时间状语：the next day(morning, year),the following month(week),etc. 3.基本结构：was/were/going to + do；would/should + do. 4.否定形式：was/were/not + going to + do;would/should + not + do. 5.一般疑问句：was或were放于句首；would/should 提到句首。 6.例句：He said he would go to Beijing the next day. I asked who was going there练习题1. He _ back a month ago. (come) 2. My mother often tells me _ in bed. (not read) 3. I must take it back the day after tomorrow. You can only _ it for 24 hours. (保存) 4. Why have you kept me _ here for so long a time? (wait) 5. Please come to our meeting if you _ free tomorrow. (be) 6. She _ to the Great Wall several times. (goes) 7. In his letter, he said that he _ us very much. (miss) 8. The film _ for nearly fifteen minutes when I got to the cinema. (be) 9. He said he became _ in physics. (interest) 10. This film is worth _. (see) 11. He went to school instead of _ home. (go) 12. In the old days it was difficult for the poor to _ a job. (找) 13. Its cold outside, so youd better _ your coat. (穿上) 14. He is hungry. Please give him something _. (eat) 15. Please dont waste time _ TV every evening. You should word hard at English. (watch) 16. We found the window _. (break) 17. You have dropped your pencil. _. (拾起来) 18. Mother often tells me _ too late. (not come home) 19. You had better _ by bus, or you will be late. (go) 20. I will _ Li Ming the good news as soon as I see him. (告诉) 21. Great changes _ in our country since 1978. (take place) 22. I _ my daughter since last month. (hear from) 23. It _ me two days to write the article. (花费) 24. Dont touch that _ child. (sleep) 25. Every time he tried to start the car, the wheels _deep into the mud. (sink) 26. When I got home, I found that my room _ breaks into sand a lot of things _. (steal) 27. If I had arrived there earlier, I _ him. (meet) 28. I didnt remember _ her the book before. (give) 29. He called at every door, _ people the exciting news. (tell) 30. Yesterday Mary couldnt finish her homework, so she has to go on _ it this afternoon. (do) 31. We _football when it began to rain. We had to stop and go home. (play) 32. Xiao Lin _ from here for about two hours. (be away) 33.swheres_? Can you find your birth place on the map? Sorry, I cant. (be born) 34. Last night we _ back home until the teacher left school. (not go) 35. Comrade Li Dazhao _ in prison in 1927. (put) 36. Where is Professor Lee? He _ to the library. Hell come back soon. (go) 37. We could not help _ after we heard the story. (laugh) 38. Would you please _ me an English-Chinese dictionary when you come? (bring) 39. He told me that he _ the Great Wall the year before. (visit) 40. Ill tell him the news as soon as he _ back. (come) 41. The boy _ by the door is my brother. (stand) 42. Do you remember _ the film last year? (see) 43. There _ a physics test next Monday. (be) 44. _ I finish my homework in class? (必须) No, you neednt. 45. Im sorry youve missed the last bus. It _ ten minutes ago. (leave) 46. Wei Fang is heard _ English every morning. (read) 47. John stopped _a rest (have) because he _for three hours. (work) 48. Im sorry to have kept you _. (wait) 49. A new theatre _ now. (build) 50. The boys _ basketball on the pl