问题
选择题
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
答案
答案：B
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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
答案：B