问题
选择题
—Did Alan enjoy seeing his parents?
—Yes. You know he _________ abroad for a long time.[ ]
A. was
B. would be
C. has been
答案
答案：C
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—Did Alan enjoy seeing his parents?
—Yes. You know he _________ abroad for a long time.[ ]
A. was
B. would be
C. has been
答案：C