题目内容
?How long ________ she ________?
?For six years.
A. has; been staying
B. have; been staying
C. did; stay
D. did; stayed
答案:A
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题目内容
?How long ________ she ________?
?For six years.
A. has; been staying
B. have; been staying
C. did; stay
D. did; stayed