被动语态有几个结构

答：(1) 一般现在时：am /is /are +及物动词的过去分词；

例：I am asked to the party today.

(2) 一般过去时：was /were+及物动词的过去分词；

例：I was asked to the party last night.

(3) 现在进行时：am /is /are being +及物动词的过去分词；

例：I am being asked to the party today.

(4) 过去进行时：was /were being +及物动词的过去分词；

例：I was being asked to the party that time.

(5)一般将来时：助动词will +be +及物动词的过去分词；

或：am /is /are going to +be +及物动词的过去分词；

例：I will be asked to the party tomorrow.

例：I am going to be asked to the party tomorrow.

(6)过去将来时：助动词would +be +及物动词的过去分词；

或：was /were going to +be +及物动词的过去分词；

例：I would be asked to the party the next day.

例：I was going to be asked to the party the next day.

(7)现在完成时：助动词has /have +been +及物动词的过去分词；

例：I has been asked to the party today.

(8) 过去完成时：助动词had +been +及物动词的过去分词；

例：I had been asked to the party the day before.

另外，含有情态动词的被动语态构成为：情态动词+助动词be +及物动词的过去分词。

例：I may be asked to the party today.