they corresponded for many years.for加一断时间要用现在完成时?可这是电子词典里的例句,用过去时的目的是不是表明她们现在不联系了?

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they corresponded for many years.for加一断时间要用现在完成时?可这是电子词典里的例句,用过去时的目的是不是表明她们现在不联系了?
they corresponded for many years.for加一断时间要用现在完成时?
可这是电子词典里的例句,用过去时的目的是不是表明她们现在不联系了?

they corresponded for many years.for加一断时间要用现在完成时?可这是电子词典里的例句,用过去时的目的是不是表明她们现在不联系了?
不一定
这里表示通信很久

不对,只要有for加时间段,必须用完成时!这就是语法~

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