题目内容
从所给的四个选项中选择最佳答案
We don't doubt ______ he can finish his work in time.
[ ]
A.whether B.that C.if D.what
答案:B
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题目内容
从所给的四个选项中选择最佳答案
We don't doubt ______ he can finish his work in time.
[ ]
A.whether B.that C.if D.what