the meeting will be held in Beijing is not known yet.A. WheneverB. IfC. WhetherD. That

发布时间：2020-08-16 12:23:55


     the meeting will be held in Beijing is not known yet.
A. Whenever
B. If
C. Whether
D. That

网友回答

A. Whenever
B. If
(答案→)C. Whether
D. That
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