had+been+doing是什么时态

@胥庄5649:请教一个英语时态问题 had been doing -
晁严13393401374…… 这个句子没有问题,因为:主语+had been+doing形式是“过去完成进行时”的标准结构,就像现在完成进行时一样,不表示被动的含义,只是固定搭配.

@胥庄5649:had been doing是什么时态,什么意思?从过去持续的现在?还是过去的过去?还是别的什么 -
晁严13393401374…… 过去完成进行时

@胥庄5649:had been doing 是什么时态? -
晁严13393401374…… 过去完成进行时.英语时态有16种之多,许多非常抽象,通常不是直接使用而是放在间接引语或虚拟语气中,过去完成进行时就是一例.过去完成进行时,就是相对过去的某个时刻来说已经对现在有直接影响并且还在进行的动作.放在间接引语或虚拟语气中时它的时态不能再向前推,向后推是现在完成进行时.过去完成进行时与过去完成时的用法很相近,肌厂冠断攉登圭券氦猾它通常表示某个过去正在进行的动作或状态,持续到过去某个时刻,还未完成,一直持续到之后的当前才结束 He had been waiting for two weeks. He was still waiting.(

@胥庄5649:had been doing是什么时态
晁严13393401374…… had been doing是过去完成进行时,也是过去的过去,需要时间先后顺序的对比.如:I had been doing the cleaning before my mother arrived at home.

@胥庄5649:had been doing 是什么时态?
晁严13393401374…… had been doing是过去完成进行时态:过去完成进行时:就是相对过去的某个时刻来说已经对现在有直接影响并且还在进行的动作. 而楼上回答的不对;现在完成进行时应该是:have been doing 希望可以帮助你,满意的话,希望采纳,谢谢!

@胥庄5649:什么情况下用had been doing -
晁严13393401374…… 答案错了.用现在完成时或现在完成进行时.have worked/ have been working. had been working 过去完成进行时,表示过去的过去正在进行的动作.

@胥庄5649:have been doing与had been doing区别 -
晁严13393401374…… have been doing 表示 现在的时间段 完成了某个动作 或者表示从过去到现在,直至以后一直持续的动作 :had been doing 表示 过去一点之前开始的动作 到这个点完成,或者这个点之前开始的,一直持续到 这个点. 总之一句话:have been doing 表示现在的动作 ;had been doing 表示过去的动作

@胥庄5649:过去完成进行时(had been doing)的被动语态是什么? 过去完成进行时和过去完成时有什么区别?请举例说明 -
晁严13393401374…… 被动---had been being done 过去完成时:过去某段时间完成的一个动作,一般用had +过去式 以过去某个时间为标准,在此以前发生的动作或行为, 或在过去某动作之前完成的行为,即“过去的过去 如: As soon as we got to the station, the ...

@胥庄5649:谁能简单说说had been doing和have been doing的区别.最好举个例子.谢谢 -
晁严13393401374…… 是否有一个明确的时间点作对比,或者此时间点从上下文中可以推测出来.例如:1'I have been cleaning the room all the morning. 2'I had been cleaning the room all the morning when she came.此处,when she come 就相当于一个时间点.

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