一般现在时,一般过去时,现在完成时的被动语态例句个三个（主动语态也要）

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 ni...