I doubt he will win or not.A. whetherB. if C. thatD. when

发布时间:2020-08-17 02:18:40

I doubt      he will win or not.
A. whether
B. if
C. that
D. when

网友回答

(答案→)A. whether
B. if
C. that
D. when
解析:whether …or not 是不是,whether引导宾语从句。句意:我怀疑是否他会赢。故选A.
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