In America, iffriend has invited you to drop by anytime, it isbest to call before visiting

发布时间：2020-08-16 11:03:04


In America, if    friend has invited you to drop by anytime, it is    best to call before visiting to make sure it is convenient for him.
A. a; a
B. a; 不填
C. the; a
D. the; 不填

网友回答

A. a; a
(答案→)B. a; 不填
C. the; a
D. the; 不填
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