问题描述:
3、---Has your forever classmate come back from the USA? ---Yes,he ___ there for 8 years.
A. has stayed B. stays
C. stayed D. had stayed
选哪个答案呢?为什么?解析详细点.
A. has stayed B. stays
C. stayed D. had stayed
选哪个答案呢?为什么?解析详细点.
问题解答:
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