1、9Unit 4 & Unit 5 New Practical English Book时态：英语动词的时态表示两个概念范畴：1.时间：即动词的行为或状态是发生在现在，过去或将来，故英语动词有现在时态，过去时态和将来时态。2.方式：即动词的行为或状态经常发生，正在发生或者已经发生。故有一般式，进行式和完成式。一般式表示行为或状态经常发生或出现，进行式表示行为或状态正在发生或出现，而完成式则表示行为或状态已经发生或完成。3.将二者综合起来，就构成了英语多达十几种时态。写作中要特别注意正确使用：1）一般式：一般现在时，一般过去时和一般将来时。一般式表示现在，过去或将来发生或存在的经常性或习惯性的行为
2、或状态，一般现在时还常用来表示特征，状态或普遍真理。一般式常和 always,often,usually every day sometimes, twice a week, occasionally 等表示频度的状语连用。She always takes a walk in the evening.The children are very happy.Light travels faster than sound.一般过去时态的句子中常出现表示过去时间概念的时间状语。如：yesterday, two years ago, in 1998, last night( year, month,
3、week), once , then , just now 等。He lived in Beijing in 2001.Last year, when he was in Shanghai, he often came shopping here.一般将来时态的句子中常出现表示将来时间概念的时间状语有：tomorrow, next year, in 2020, in two years 等。Mary will be here tomorrow morning.We are going to try a new method next month.2).进行式：现在进行时，过去进行式和将来进行式
4、。进行式表示现在，过去或将来某一时刻正在发生或进行的行为或状态。Listen! John is singing in his room.He is teaching English in a university.I was playing chess when you called.He was reading while I was watching TV.He will be watching football game at seven this evening.Will you be using your car tomorrow?3). 完成式：现在完成式，过去完成式和将来完成式。
5、完成式表示行为或状态到现在，过去或将来的某一时刻已经完成，且其结果或影响保持到该时刻。完成式常使用的时间状语有：yet, just , before, once, already, for, since, ever, never, many times, 以及 so far, recently, lately, up to now, today, this month(year, week)等。I have already cleaned the room.He has studied English for two years.By the time I hurried to the sta
6、tion, the train had pulled out.He told me he had been ill since yesterday.He will have finished the work by Friday.They will have left for Paris when we get back.4). 现在完成进行式：是完成式和进行式的结合，表示行为或状态到现在已经开始且仍在进行。I have been waiting for you for an hour, but he hasnt come yet.10I have been thinking about it
7、.5). 过去将来时：表示从过去某一时刻看将要发生的动作或状态，多用于间接引语和从句当中。I asked him if he would come to our party.I knew I would find you in the library.I. Complete the following sentences by using correct form of the verbs given in the brackets.1) By the end of October they_ (hit) the years target.2) It is known that hydroge
8、n(氢)_ the lightest element.3) We had meant to tell the news, but _ (find) she wasnt in.4) The scientists have been making the experiment for half a day, but they_ (not succeed) yet.5) His wife _ (hope) to catch the last train, but she was too late.6) The dinner was the most expensive meal we _ (ever
9、 have)7) In this area men take off their hats when a woman _ (enter) the room.8) After driving for thirty miles, Mary suddenly realized that she_ (drive) in the wrong direction.9) She said she_ (come) to see me when she _ (finish) her work.10) I was unhappy because he forever _ (find) fault with wha
10、tever I did.11) What I was uncertain about _ (be) whether he would turn up at the meeting.12) By the end of March, Li Ming _ (be) abroad for three years.13) At that time he said he _ (agree) to this proposal two days before.14) I havent seen Ann these past three days. I am afraid she_ (feel) herself
11、 for some time.15) Liu Li has just phoned me that he _ (come) till next Sunday. Find the choice that best completes each of the following sentences：1. How often _ to the dentists?a. you go to b.do you go c.do you d.you go2. When you _ next time, bring me some magazines.a. will go b. will come c. go
12、d. come3. The delegation(代表团) _ in Beijing this afternoon.a. arrive b. arrives c. are arriving d. will arriving4. When I lived there, we _ to go that placea. would use b. are used c. were used d. used5. He promised that he would bring me an interesting book when he_ the next time.a. came b. would co
13、me c. should come d. was gong to come6. We would rather you _ here for another weeka. stay b. stayed c. would stay d. will stay7. If you _ play football this afternoon, you had better get your shoes prepared now.a. are b. are going to c.go to d.will be to8. Dont worry I _ be there to help you.a. not
14、 b.shall c. willnt d. dont9. It _ a long time before I see another film.a. is b. has been c. will have been d. will be10.She hoped that they_ again someday.a. will meet b. would meet c. meet d. are meeting11.At that time he didnt know that quitting the job _the turning point in his life.a. became b.
15、 will become c. was becoming d. was to become1112.He _ for hours doing nothing when he lived in the countryside.a. would sit b. sat c. was sitting d.had been sitting13.I am busy at the moment. _ on the computer.a. I work b. Im work c. Im working d.I working14. _ a party next Sunday, Weve sent out th
16、e invitation.A.We had b.We have c. Well had d. Were having15. Where is Robert? _ a shower?. a. Does he have b.Has he c. Has he got d.Is he having16.At nine oclock yesterday morning we _ for the bus.a.wait b.waiting c. was waiting d. were waiting17. When I looked round the door, the baby _ quietly.a.
17、 is sleeping b. slept c.was sleeping d.were sleeping18. While Laura _ in the garden, it suddenly_ to rain.a. sat.began b. was.sittingbeganc.satwas beginning d. was sittingwas beginning19. At this time tomorrow _ over the Atlantic.a. we flying b. well be flyingc. we will fly d. we to fly20. If you do
18、nt come, they _ what has happened to you.a. wonder b. are wondering c. will be wondering d. wondered21._ you _ your car tomorrow? If not, can I borrow it?a. Douse b. Willbe using c. Areusing d. Diduse22. Robert_ ill for three weeks, Hes still in hospital.a. had been b. has been c. is d. was23. Never
19、 before _ so many people in our country been interested in sports.a. has b. had c. have d. are24. Im very tired. _ over four hundred miles today.a. I drive b. I am driving c. I have been driving d. Im driven25. The guide told us that an accident _ here in 1925.a. was taken place b. was taking place
20、c. would taken place d. had taken place26. He said he would come as soon as he _ his work.a. has finished b. had finished c. was finishing d. would finish27. No sooner _ home than it began to rain.a. we reached b. has we reached c. had we reached d. we were reaching28. The company _ a rise in salary
21、 for ages, but nothing has happened yet.a. promise b. is promising c. promised d. has been promising29. My arms are aching now because _ since two oclock.a. Im swimming b. I swam c. I swim d. Ive been swimming30. I feel really tired. It is because you_ too much.a. am doing b. were doing c. have been
22、 doing d. did31. He said he felt bad because he _ late the night before.a. has been sitting up b. had been sitting up c. sat up d.was sitting up32. After driving for thirty miles, she suddenly realized that she _ in the wrong direction.a. was driving b. has been driving c. had been driving d. drove1
23、233. She went to bed at twelve. She _ for him for four hours.a. has waited b. was waiting c. has been waiting d. had been waiting34. While we_ with the president, our English teacher came in.a. are talking b. were talking c.would talk d. have talked35.I was so happy to see John again last Sunday. We
24、_ each other for more than two years.a. havent seen b. hadnt seen c. have seen d.had seen36.If she _him the truth now, hell simply keep asking her until she does.a. wont tell b. doesnt tell c. will tell d.tells37.When I arrived at his office, he _ on the phonea. was speaking b. spoke c. had been spe
25、aking d.had spoken38.I decided to go to the library as soon as I_ what I was doing.a. would finish b. finished c. have finished d.had finished39. John is good friend of mine. He _ to see me from time to time.a. came b. comes c. has come d. is coming40. By the end of this month, we surely_ a satisfac
26、tory solution to the problem.a. will find b. find c. have found d. will have found41. The teacher _ it was important to know English grammar.a. is always saying b. was always saying c. had always said d. has always said42. He _ at the meeting tomorrow because he has suddenly fallen ill.a. doesnt spe
27、ak b. isnt speaking c. will not be speaking d. didnt speak43. It is the thickest book that I _.a. have ever read b. had ever read c. have been reading d.had ever been reading44. If you _ television every evening, of course your eyes will ache.a. sit and watch b. will sit and watch c. are to sit and
28、watch d. sat and watched45. You should have put the milk into the ice-box. I expect it _ undrinkable by now.a. should become b. becomes c. has become d. become46. Until then, his family_ from him for six months.a. didnt hear b. doesnt hear c. hasnt heard d. hadnt heard47. There was a knock at the do
29、or. It was the second time someone_ me that evening.a. interrupted b. was interrupting c. has interrupted d. had interrupted48. Have you ever been to Shanghai? Yes, I _ there last year.a. have been b. had been c. went d. have gone49. After searching for half an hour, she realized that her glasses_ o
30、n the table all the time. a. lay b. were lain c. were lying d. had been lying50. George _the four oclock train this afternoon.a. arrive at b. is arrived on c. arrives at d. is arriving on51. Julia hadnt reached the restaurant when Jim_ there. a. got b. has got c. had got d. was getting52. She_ on th
31、is essay for twenty minutes but she has written only about a hundred words.a. will be working b. worked c. has been working d. will have worked53. When John said that he would invite us to a banquet. I thought that he _ generous. Dont believe him.a. was only b. was only being c. is only d. has only been54. That tree looked as if it _ for a long time.13a. hasnt watered b. didnt water c. hadnt been watered d. wasnt watered
