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【单选题】
某二叉树共有845个结点,其中点有45个,则度为1的结点数为A.
754
B.
756
C.
不确定
D.
400
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反馈参考答案：
举一反三
【单选题】心室扑动的频率:
A.
180~220次/min
B.
200~230次/min
C.
200~300次/min
D.
200~250次/min
E.
300~500次/min
【简答题】We don’t have much money, and we have to save some for the (follow) months.A. following
【简答题】She disliked the s_________ brick walls and the steel window frames.
【单选题】心室扑动的频率
A.
180 — 220 次 /min
B.
220 — 250 次 /min
C.
190 — 220 次 /min
D.
200 — 250 次 /min
【单选题】1 Coketown was a town of red brick, or of brick that would have been red if the smoke and the ashes had allowed it but as matters stood it was a town of unnatural red and black like the painted face o...
A.
dull
B.
dirty
C.
noisy
D.
savage
【简答题】The brick walls of the ruined buildings were dripping ________ green mold and moisture.
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