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【单选题】
设森林F对应的二叉树为B，它有m个节点，B的根为P,P的右子树上的节点个数为n，森林F中第一棵树的节点个数是A.
m-n-1
B.
n+1
C.
m-n+1
D.
m-n
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举一反三
【单选题】A confirming bank advised an amendment but remained silent about the confirmation status on that particular amendment. What can be inferred from such action of the confirming bank?
A.
The amendment is confirmed.
B.
The amendment is not confirmed.
C.
The amendment without confirmation is revocable.
D.
None
【单选题】The Hotel Al Arab, ________ the first and only 7-star hotel in the world, was designed in the shape of a sail of 321 meters. [ ]
A.
having been considered
B.
considering
C.
being considered
D.
considered
【单选题】Why was Clinton denied admission to Al Hirt’s club at first?
A.
He could not afford the ticket.
B.
He was not old enough.
C.
He did not know Al Hirt.
【简答题】坏死的结局有 、 、 和 。
【单选题】The Hotel Al Arab ______ the first and only 7-star hotel in the world was designed in the shape of a sail of 321 meters.
A.
was considered
B.
considering
C.
being considered
D.
considered
【单选题】Which Amendment to the American constitution formally abolished slavery in the U.S.A?
A.
The 1st Amendment
B.
the 10th Amendment
C.
the 13th Amendment
D.
the 14th Amendment
【单选题】现阶段中国城市规划的基本任务是()，尤其是城市空间环境的生态系统，为城市经济社会和文化办调，稳定的持续发展服务
A.
保护和修复人居环境
B.
创建宜居城市
C.
创建宜业城市
D.
创建包容性城市
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