The problem ishe has enough time.A. ifB. whetherC. / D. that

发布时间：2020-08-17 13:45:10

The problem is    he has enough time.
A. if
B. whether
C. /
D. that

网友回答

A. if
(答案→)B. whether
C. /
D. that
解析：whether引导表语从句,而不用if。
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