been一定在被动语态的完成时用么?

been一定在被动语态的完成时用么? 含有be动词的被动语态怎么变,have been done一定指被动吗 英语完成时和被动语态什么时候用被动语态 什么时候完成时、被动语态动词前加be/been had been 在这里的成分是?不会是完成时的被动语态吧?We would then convert what had been creative inspirationinto something we understood technically. 有动名词的完成时的被动语态这种说法么 having been done? 现在完成进行时的主动和被动语态都是have been doing吗? 现在完成试的被动语态All the books have been sold out in the bookshop变为主动语态 have been done 什么东西?have been doing是现在完成进行时的被动语态嘛? 过去将来完成时的被动语态 have been done除了表示完成时被动语态外,可以表示其他的么?比如I have been done中的been可以表状态么 被动语态的用法表格 比如过去式被动语态用have+been+过去分词 被动语态的用法表格 比如过去式被动语态用have+been+过去分词 被动语态的用法表格 比如过去式被动语态用have+been+过去分词 列表 sell的被动语态?老师说sell没被动语态但我在报纸上看见一个句子It alredy been sold to a collector. 为什么? 现在完成进行时变被动语态的问题We have been discussing the problem all the evening.怎么变被动? have been here 是被动语态吗有have been 这个不是被动的意思吗 His bikes have been sold out的被动语态是什么 I have been to America three times 的被动语态