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Are you _ the answer to the question?A.sure B.sure to be C.sure to D.sure of

分类: 作业答案 • 2021-12-28 16:04:28

问题描述：

Are you _ the answer to the question?A.sure B.sure to be C.sure to D.sure of

答

D. sure of
be sure of sth. 确信/确定...