题目内容
(请给出正确答案)
[主观题]
If we intend to emphasize the information of other researcher’s study in the citation, the reporting verb tense we usually use is present tense.
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第8题
如图所示,该二叉树的后序遍历结果是( )
A、A,B,C,D,H,E,I,F,G
B、A,B,D,H,I,E,C,F,G
C、H,D,I,B,E,A,F,C,G
D、H,I,D,E,B,F,G,C,A
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