– Where is Miss Wang?– She went to Shanghai last week and will return three days.A. atB.

问题补充：

– Where is Miss Wang?

– She went to Shanghai last week and will return three days.

A. at

B. in

C. for

D. during

答案：

A. at

(答案→)B. in

C. for

D. during

解析：in+段时间表示多久以后，常用在将来时。