1、Lets do it together!No pains, no gains!(1) 一般現(xiàn)在時經(jīng)常性動作等。常與everyday, often, always, once a week, seldom, usually等連用。 She always goes to school by bus.真理和事實。 Light travels faster than sound.在由when, if, before, as soon as, unless等引導(dǎo)的時間狀語從句和條件狀語從句中，用一般現(xiàn)在時代替一般將來時。 When I grow up， I will be a soldier.（主將從現(xiàn)

2、） 動作正在發(fā)生，用在由here, there等開首的句子中，表示現(xiàn)在正在發(fā)生。 There goes the bell.表示主語的習(xí)慣特征，性格，能力等。 He studies very hard.一般的說明文字等。 The book says that women can live longer than men.(2)一般過去時1.表示過去的某個時間發(fā)生的動作或存在的狀態(tài)，常和明確的時間狀語 連用。 （或有上下文語境暗示） She went out just now. I saw him yesterday.2.表示過去經(jīng)常發(fā)生的動作。 Last month she worked ele

3、ven hours every day. He used to get up early. 3.表示兩個緊接著發(fā)生的動作，常由以下詞語連接，用一般 過去時。如：but, and, when, as soon as, immediately, the moment, the minute。 The moment she came in, she told me what had happened to her. He bought a watch but lost it.(3)一般將來時表示未來的動作或狀態(tài)常用will / shall + 動詞（常與表示將來的時間狀語邊用如tomorrow、ne

4、xt week等）。 He will visit shanghai next week.表示一種趨向或習(xí)慣動作。 Well die without air or water.表示趨向行為的動詞如come、go、start、begin、leave等詞常用進(jìn)行時的形式表示將來時。 My uncle is coming form America.be going to與will / shall, be to do, be about to do用法及區(qū)別：be going to 表示現(xiàn)在打算在最近或?qū)硪瞿呈?，這種打算往往經(jīng)過事先考慮，甚至已做了某種準(zhǔn)備；shall / will do表示未事先考

5、慮過，即說話時臨時作出的決定。* be going to 表將來，不能用在條件狀語從句的主句中；而will則能，表意愿。如：If it is fine, well go fishing.(正確)If it is fine, we are going to go fishing.(錯誤)* be to do sth.表按計劃、安排即將發(fā)生的動作，還可表示吩咐、命令、禁止，可能性等。A meeting is to be held at 3:00 oclock this afternoon.* be about to do sth.表示“即可，就要”，后面不能接時間狀語或狀語從句。Autumn ha

6、rvest is about to start.(4) 過去將來時參照一般將來時對比：would do、was / were going to do sth.表過去將來；come、go、leave等過去進(jìn)行時表過去將來時；was / were to do sth.和was / were about to do sth.表過去將來。(5) 現(xiàn)在進(jìn)行時表示正在進(jìn)行的動作。 What are you doing now?表示即將發(fā)生的動作. She is leaving tomorrow.表示現(xiàn)階段正在進(jìn)行的動作. More and more people are giving up smoking

7、.表示反復(fù)發(fā)生的或習(xí)慣性的動作,常表示不滿,抱怨,贊賞等. She is always finding fault with others.(6) 過去進(jìn)行時 1. 過去某一時刻在進(jìn)行的動作經(jīng)常需要表示過去的時間狀語 This time yesterday, they were having lunch.2.過去進(jìn)行時常與一般現(xiàn)在時配合，互為時間背景 I was writing a letter when he came.The telephone rang while she was washing.3.過去反復(fù)的動作，常同always, frequently, continually等連用

8、 They were frequently going there.(7) 現(xiàn)在完成時 表示動作剛剛完成. I have finished that work.表示過去做的動作對現(xiàn)在仍有影響. Who has opened the door?表示過去某時開始的動作一直延續(xù)到現(xiàn)在并且可能會延續(xù)下去. He has worked in the company since he came to the city.(8) 過去完成時 表示在過去某一時間或動作之前已經(jīng)完成的動作 By the end of 2002,the factory had produces 200000cars.表示在過去某一時

9、間開始一直延續(xù)到另一個過去的時間的動作 The old man had been ill for a long time before he died in 2002. 1. - Where _you _ (put) the book? I cant see it anywhere. - I _(put) it right here. But now its gone. A. did ; put; put B. have; put; put C. did; put; have put D. have; put; have put2. We havent heard from Jane for

10、a long time. What do you suppose _ to her? A. was happening B. happens C. has happened D. happened3. Hello, I _ you were in London. How long _ here? A. dont know; were you B. hadnt known; are you C. havent known; are D. didnt know; have you been4. Im glad to tell you that we _ the work in less time

11、than we _ expected to. A. finished; were B. have finished; are C. have finished; were D. had finished; were5. When I was at college I _ three foreign language but I _ all except a few words of each. A. spoke; had forgotten B. spoke; have forgotten C. had spoken; had forgotten C. had spoken; have for

12、gotten2. 現(xiàn)在完成時與現(xiàn)在完成進(jìn)行時 1. - Hi, Tracy, you look tired. “- I am tired. I _ the living room all day. A. painted B. had painted C. have been painting D. have painted 2. - Have you had any letters from him? - No, I havent, but my wife _ him regularly . A. has heard from B. has been hearing from C. had h

13、eard from D. hears 3. 現(xiàn)在進(jìn)行時和過去進(jìn)行時 1. I dont really work here. I _ until the new secretary _. A. just help out; comes B. have just helped out; will come C. am just helping out; comes D. will just help out; has come 2. - When shall we leave? - As soon as I _ what I _. A. will finish; do B. have finish

14、ed, am doing C. finish, will do D. finish, do 3. At that time he _ in the library. A. worked B. had worked C. was working D. would work 4. The students _ busily when Miss Brown went to get a book she_in the office. A. were working; had left B. worked; left C. had worked; left D. were working; would

15、leave 5. - Hey, look where you are going! - Oh, Im terribly sorry. _. A. Im not noticing. B. I wasnt noticing. C. I havent noticed. D. I dont notice. E. I didnt notice. F. I wont notice4. 一般過去時和過去進(jìn)行時 1. He _ a book about China last year, but I dont know if he _ it. A. wrote; has finished B. was writing; has finished C. was writing; had finished D. wrote; will finish 2. Tom _ into the house when no one _. A. slipped; was noticing B. had slipped; noticed C. slipped; had noticed D. was slipping; noticed 3. As she _ the newspaper, Granny _ asleep. A. read; was falling B. was r