It is believed he has gone to Shanghai. The problem is we can’t get in touch with him.A.

发布时间：2020-08-16 06:24:57

It is believed      he has gone to Shanghai. The problem is      we can’t get in touch with him.
A. when; that
B. that; that
C. that; whether
D. 不填；不填

网友回答

A. when; that
(答案→)B. that; that
C. that; whether
D. 不填；不填
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