Have been doing 的被动语态是?比如这东西在过去的3年里一直被用这种方式发送.

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Have been doing 的被动语态是?比如这东西在过去的3年里一直被用这种方式发送.

Have been doing 的被动语态是?比如这东西在过去的3年里一直被用这种方式发送.
Have been doing 的被动语态是?
比如这东西在过去的3年里一直被用这种方式发送.

Have been doing 的被动语态是?比如这东西在过去的3年里一直被用这种方式发送.
have been being done

have been being done
It has been being sent by such way for 3 years.
不过这种形式不实用的

这东西在过去的3年里一直被用这种方式发送.this thing has been being sent in such a way during the past three years.

have been done 什么东西?have been doing是现在完成进行时的被动语态嘛? 现在完成进行时的主动和被动语态都是have been doing吗? have been done;have been doing;have been n(如friends);have been adj(如asleep)辨析,尤其been的解释have been done;have been doing;have been n(如friends);have been adj(如asleep)辨析,尤其been用法;完成时用法’被动语态用法 BE BEING DOING/BE BEING DONE/HAVE BEEN DONE哪个是进行时的被动语态啊求详解 现在完成进行时的被动语态结构是have been +过去分词还是have been+doing例如:They have been collecting some stamps since2000Some stamps have been collected by them since 2000 have been do和have been doing的不同 have been here 是被动语态吗有have been 这个不是被动的意思吗 have been doing sth have been doing 和was doing的区别 what have u been doing的been是什么时态? Have been doing 的被动语态是?比如这东西在过去的3年里一直被用这种方式发送. had been doing是主动还是被动 have been doing 和have +动词过去分词的差别. have been doing have done 的用法和区别 have been doing have done 的用法和区别 几个英语时态1.Will be doing 是被动语态的进行式吗?2.Will be done / Can be done / to be done 是被动语态的完成式吗.3.I have been living here for 3 years.这是主动还是被动 .但HAVE BEEN DONE 被动呀.因为我写邮件 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