各種時態(tài)的標志

1、各種時態(tài)的標志一、 現(xiàn)在完成時句子中有so far , up to now , till now ,until now , recently , lately , of late , these days , in the past / last few years時since 從句用一般過去時，主句用現(xiàn)在完成（進行）時，since / ever since /since then 在句末時，主句用現(xiàn)在完成時；for +一段時間（A:表包含現(xiàn)在在內(nèi)的一段時間，此句用現(xiàn)在完成時，B:表不包含現(xiàn)在在內(nèi)的一段時間，此句用一般過去時；）It/ This is the first time that .

2、從句用現(xiàn)在完成時； 在時間、條件狀語從句中，用現(xiàn)在完成時表將來完成時。Eg. (1 I have learned English for ten years .（2）Lang Ping is the chief coach of our national volleyball team . But she was a coach for several years in America.(3 We have held a discussion recently. =We held a discussion recently.(4He has been writing his new novel

3、 these days.(5 I havent heard from him lately/ of late.(6 The unemployment rate in this district has fallen from 6 % to 3% in the past two years.(7According to Chinas Ministry of Health, HIV and AIDS cases in China have risen by 30% since 2005.(8 I have learned English for 3 years since I came here.

4、 (9 He said he had learned English for 3years since he had come here. (10 I have been teaching here for 15 years since 1999since I came here.(11 It is 3 years since I came here.(12It has been 3 years since I came here.(13 He said it was 3 years since he had come here.(14It is/has been 3 years since

5、my father smoked.( 譯 自從我父親不吸煙到現(xiàn)在3年了(15They moved to Beijing in 2008, and they have lived there since /ever since/since then.或And they have been living there since/ever since since/since then.(16 When you have finished with my dictionary, do not forget to put it on my desk.(17 Dont get off the train

6、until it has stopped 。 表現(xiàn)在完成二、過去完成時 had (been done by +過去時間，主句用過去完成時 before 從句是一般過去時，主句用過去完成時或一般過去時。 It /This was the first time that.從句用過去完成時凡是能推斷出發(fā)生在“過去的過去”的動作或存在的狀態(tài)，用過去完成時。 在虛擬條件句中，用過去完成時表示與過去相反。If I had studied hard before ,I would passed the last examination.三、 將來完成時1 by + 將來時間，主句用將來完成時2 根據(jù)語境推斷

7、出用將來完成時四、 將來進行時當句子中出現(xiàn)將來的某個具體點時間或段時間或then (指將來的“那時候”Youd better not phone me between 8 and 10 tomorrow morning because I will be having an important meeting then.五、 一般過去時1 yesterday, last Monday , in 1980 , in the 1980s , 等具體的過去時間出現(xiàn)時2 when+ 過去時，主句用一般過去時或過去進行時3 有時用would do 表示過去常常做When he was at colleg

8、e ,he would go to the school library.4 虛擬語氣條件句中用一般過去時表示與現(xiàn)在或?qū)硎聦嵪喾础? 過去時用于固定句式中It is time that.從句中I would rather 從句中用一般過去時表與現(xiàn)在或?qū)硐喾碔 wish 從句中用一般過去時表與現(xiàn)在相反固定句式中的固定時態(tài)： It is /has been + 段時間+ since從句（用一般過去時）It was + 段時間+ since從句（用過去完成時）主句（現(xiàn)在完成進行時）+ since 從句（一般過去時）It will be + 段時間+ before 從句（一般現(xiàn)在時）It was

9、+ 段時間+ before 從句（一般過去時）It wont be long before 從句（一般現(xiàn)在時）It wasnt long before 從句（一般過去時） It is + 點時間 + when 從句（用一般現(xiàn)在時） It was + 點時間 + when 從句（用一般過去時）Its time that從句用一般過去時或should do Its the first time that 從句用現(xiàn)在完成時 sb. would rather + 從句（從句用一般過去時表示與現(xiàn)在或?qū)硐喾?；用過去完成時表示與過去相反 ） sb. wish +從句（ 用一般過去時表示與現(xiàn)在相反 用wou

10、ld /could /might do 表與將來相反 用過去完成時表與過去相反 ）If 虛擬條件句中的固定時態(tài)英譯漢：(1It has been/is three years since he came back.別于：It has been /is three years since his father smoked.(2 He said it was three years since he had come back.(3I have learned English for three years since I came here.(4It will be three years b

11、efore he comes back.(5It was three years before they moved again.(6It wont be long before he comes back.(7It wasnt long before they moved again.(8It is nine oclock when he comes back.(9It was 1980 when his brother joined the army.(10Its time that we had/should have our class(11Its the first time tha

12、t I have visited the Great Wall.(12I would rather you went home tomorrow /now.I would rather you had gone home yesterday.(13 I wish I were as young as you.How I wish I could go to the moon one day.I wish I had studied hard before, but in fact I didnt.(14If I were you , I would study hard.If I had studied hard before ,I would have passed the college examation.If it raine