问题描述：
He wants to know ___ ask about Father Christmas.
A.to who B.to whom C.whose to D.whom to
最重要是解释 .
选项B和D 的区别 并举例。
He wants to know whom / to ask about Father Christmas.是不是可以这样分
A.to who B.to whom C.whose to D.whom to
最重要是解释 .
选项B和D 的区别 并举例。
He wants to know whom / to ask about Father Christmas.是不是可以这样分
问题解答：
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