He____(has written/has been writing)six books and i__(have read/have been reading)them all.
问题描述：
He____(has written/has been writing)six books and i__(have read/have been reading)them all.
答
has written have read
他写了6本书,我都看完了为什么呢？我的理解是他写6本书是从过去到现在这个时间段里所持续的动作……他要是还没写完，哪会有下文的我都看完？！ ：）