Glad to see you back. How long in Russia?A. did you stayB. have you stayedC. were you stay

发布时间：2020-08-16 11:47:21


Glad to see you back. How long     in Russia?
A. did you stay
B. have you stayed
C. were you staying
D. have you been staying

网友回答

(答案→)A. did you stay
B. have you stayed
C. were you staying
D. have you been staying
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