【名词&注释】
二叉树(binary tree)、可理解的(intelligible)
[单选题]在一棵二叉树上第4层的结点数最多为______个。
A. 4
B. 7
C. 8
D. 16
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学习资料:
[单选题]Voice-(72)technology converts human speech into a digital code that a computer can under- stand.
A. converting
B. processing
C. recognition
D. disposing
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