问题描述：
Can you make sure ___________?
A.that he will come here today B.when he will come here today C.will he come here today D.whether will he come here today 答案是A请问为什么不是B
A.that he will come here today B.when he will come here today C.will he come here today D.whether will he come here today 答案是A请问为什么不是B
问题解答：
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