2018昆明小升初英语语法动词时态整理

　　1、  比较过去时与现在完成时

　　1)过去时表示过去某时发生的动作或单纯叙述过去的事情，强调动作;现在完成时为过去发

　　生的，强调过去的事情对现在的影响，强调的是影响。

　　2)过去时常与具体的时间状语连用，而现在完成时通常与模糊的时间状语连用，或无时间

　　状语。

　　一般过去时的时间状语:

　　yesterday, last week， ago, in1980, in October, just now, 具体的时间状语

　　共同的时间状语:

　　this morning, tonight,this April, now, once，before, already, recently，lately

　　现在完成时的时间状语

　　for, since, so far, ever, never, just, yet, till / until, up to now, in past years, always,

　　不确定的时间状语

　　3)现在完成时可表示持续到现在的动作或状态，动词一般是延续性的，如live, teach,

　　learn, work, study, know.

　　过去时常用的非持续性动词有come, go, leave, start, die, finish, become, get married

　　等。

　　举例：

　　2017 昆明小升初家长群 106422652

　　2017 昆明小升初家长群 106422652

　　I saw this film yesterday.

　　I have seen this film.

　　Why did you get up so early?

　　Who hasn t handed in his paper?

　　She has returned from Paris.

　　她已从巴黎回来了。

　　She returned yesterday.

　　她是昨天回来了。

　　He has been in the League for three years.

　　He has been a League member for three years.

　　He joined the League three years ago.

　　I have finished my homework now.

　　---Will somebody go and get Dr. White?

　　---He s already been sent for.

　　句子中如有过去时的时间副词时，不能使用现在完成时，要用过去时。

　　Tom has written a letter to his parents last night.

　　Tom wrote a letter to his parents last night.

　　2  用于现在完成时的句型

　　2017 昆明小升初家长群 106422652

　　2017 昆明小升初家长群 106422652

　　1)It is the first / second time . that 结构中的从句部分，用现在完成时。

　　It is the first time that I have visited the city.

　　It was the third time that the boy had been late.

　　2)This is the that 结构，that 从句要用现在完成时.

　　This is the best film that I ve seen.

　　这是我看过的最好的电影。

　　This is the first time I ve heard him sing. 这是我第一次听他唱歌。

　　典型例题

　　---Do you know our town at all?

　　---No, this is the first time I ___ here.

　　A. was B. have been C. came D. am coming

　　答案B. This is the first time 后面所加从句应为现在完成时，故选B。

　　---Have you ____ been to our town before?

　　---No, it s the first time I ___ here.

　　A. even, come B. even, have come C. ever, come D. ever, have come

　　答案D. ever意为曾经或无论何时，反意词为never，此两词常用于完成时。 This is the