完成时态 英语完成时态？

英语完成时态？

　　过去完成时结构：had+done。

　　将来完成时构成：shall/will+have+过去分词。

　　完成时就是已经完成的时态。

　　一般用的比较多的是过去完成时和现在完成时。

　　现在完成时

　　肯定句：主语+have/has+动词的过去分词+宾语.

　　否定句：主语+have/has+not+动词的过去分词+宾语.

　　一般疑问句：Have/Has+主语+动词的过去分词+宾语.

　　特殊疑问句：特殊疑问词或词组+一般疑问句(have/has+主语+过去分词+其他)

　　过去完成时

　　否定形式：had+not+done.

　　一般疑问句：had放于句首。

　　将来完成时

　　被动语态:will have been done

　　用法 ①表示在将来某一时间之前已完成的动作，并往往对将来某一时间产生影响。

　　We will have learned 12 units by the end of this term.

　　到这个学期末，我们将学完12个单元。

　　②表示推测，相当于"must have done"结构。

　　You will have heard of this, I guess.

　　我想你已经听说过这件事了。

英语完成时态的用法？

英语完成时态分为两种，一个是现象完成时，一个是过去完成时，那么完成时的用法先说现在完成时，谓动词的结构是have或 has加动词的过去分词。过去完成时谓动词的结构是had加动词的过去分词。比如说I had finished my homework her。

she has finished her homework。

完成状态下的四种时态？

1、现在完成进行时

the present perfect continuous tense

概念：表示某一动作开始于过去某一时间，延续或重复地出现至今，还将延续至将来；

We have been working on this project for over a month now.

It has been raining for two hours.

It seems oil has been leaking from this pipe for some time.

2、过去完成进行时

the past perfect continuous tense

概念：相对过去的某个时刻来说对现在已经有直接影响并且还在进行的动作；

She had been suffering from a bad cold when she took the exam.

John had been asking me the same question for almost 6 times.

I had been looking for it for days before I found it.

3、将来完成进行时

the future perfect continuous tense

到此，以上就是小编对于完成时态的问题就介绍到这了，希望介绍关于完成时态的3点解答对大家有用。