题目内容
Do you doubt _________ he will win?
[ ]
A．
whether
B．
if
C．
that
D．
when
答案：C
解析：
解析：
|
doubt用于肯定句时，其从句用连词if或whether引导；doubt用于否定句或疑问句时，其后的宾语从句用that引导，故选C项。 |
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