Has she visited China before?为什么用现在完成时?参观是一个动作,为什么不用一般过去时呢?还是要结合语境?
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Has she visited China before?为什么用现在完成时?参观是一个动作,为什么不用一般过去时呢?还是要结合语境?
Has she visited China before?为什么用现在完成时?
参观是一个动作,为什么不用一般过去时呢?还是要结合语境?
Has she visited China before?为什么用现在完成时?参观是一个动作,为什么不用一般过去时呢?还是要结合语境?
当然要结合语境了!现在完成时强调过去的某个动作对现在产生的影响.如果只是随便问问,就用一般过去式,如果是有动机的询问,或是她以前参观过中国这一行为对现在有影响,那就要现在完成时.
这是问她到现在为止有没有来过中国,用完成时。如果是问她去年有没有来中国,就用一般过去时
before不是单纯地指以前,而是指以前的事对现在造成的影响。所以用现在完成时。
现在完成时的一个重要用法就是:过去的动作对现在造成的影响。表面上说的是过去的动作,实际上讲的是现在的状态。
如果是一个时间名词+ago,就单纯地指过去的事了,就要用一般过去时了。
不明白的再问哟!祝你学习进步,更上一层楼! (*^__^*)...
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before不是单纯地指以前,而是指以前的事对现在造成的影响。所以用现在完成时。
现在完成时的一个重要用法就是:过去的动作对现在造成的影响。表面上说的是过去的动作,实际上讲的是现在的状态。
如果是一个时间名词+ago,就单纯地指过去的事了,就要用一般过去时了。
不明白的再问哟!祝你学习进步,更上一层楼! (*^__^*)
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