问题描述：
被动语态什么时候一般现在时,一般过去时,现在完成时,过去完成时等等的
问题解答：
我来补答
一般现在时被动语态:主语+be+done
一般过去时被动语态:主语+was/were+done
现在完成时被动语态:主语+have/has+been+done
一般将来时被动语态:主语+will/shall+be+done
例：一般现在时态的被动语态
We are allowed to go out.我们被允许外出
The questions were answered in public.问题被公开答复了
一般过去时被动语态
The door was opened.门被开了
Some new computers were stolen last night.
一些新电脑在昨晚被盗了.
现在完成时被动语态
His bikes have been sold out.他的自行车已都卖完了
My watch has been repaired.我的表修好了.
一般将来时被动语态
The new film will be shown next Thursday.
这部新电影将在下周四上映.
The problem is going to be discussed at the meeting tomorrow.
这个问题将在明天的会议上被讨论.
