对如下二叉树 进行后序遍历的结果为

对如下二叉树 进行后序遍历的结果为A.ABCDEF B.DBEAFC C.ABDECF D.DEBFCA

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按照“后进先出”原则组织数据的数据结构是

按照“后进先出”原则组织数据的数据结构是A.队列 B.栈 C.双向链表 D.二叉树

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All the people assembled at Mary’s house.

All the people assembled at Mary’s house.A.attracted B.resembled C.gathered D.ch

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请选择(50)处的最佳答案.

请选择(50)处的最佳答案.

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They only have a limited amount of time to get their points

They only have a limited amount of time to get their points across.A.large B.tot

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