to have been doing 和 having been doing 有什么区别,重点是have 和having
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to have been doing 和 having been doing 有什么区别,重点是have 和having
说没有这两个语法现象的请绕道
说没有这两个语法现象的请绕道
![to have been doing 和 having been doing 有什么区别,重点是have 和having](/uploads/image/z/9359936-8-6.jpg?t=to+have+been+doing+%E5%92%8C+having+been+doing+%E6%9C%89%E4%BB%80%E4%B9%88%E5%8C%BA%E5%88%AB%2C%E9%87%8D%E7%82%B9%E6%98%AFhave+%E5%92%8Chaving)
前一个是即将做,还没做.而后一个是做过了的意思.这种语法现象适用于各种地方
再问: 那having been doing 和 having been done呢?有什么区别,有点搞混,求举个例子
再答: having been done 是现在完成时的被动语态,having been doing 是现在完成进行时,表示动作从过去发生并且持续到了现在。例子:I have been doing my homework since yesterday.
I have been asked many questions by my friends.
再问: 那having been doing 和 having been done呢?有什么区别,有点搞混,求举个例子
再答: having been done 是现在完成时的被动语态,having been doing 是现在完成进行时,表示动作从过去发生并且持续到了现在。例子:I have been doing my homework since yesterday.
I have been asked many questions by my friends.
to have been doing 和 having been doing 有什么区别,重点是have 和having
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having been done have been done have been doing 区别?就是have 和h
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