It is believed _______ he has gone to Shanghai. The problem is ________ we can’t

题干

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

上一题下一题 0.85难度单项选择更新时间:2010-04-15 06:33:54

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