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【单选题】
利用3、6、8、12这四个值作为点的权,生成一棵哈夫曼树,该所有点中的最长带权路径长度为()。
A.
16
B.
30
C.
12
D.
18
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参考答案:
举一反三
【单选题】It is said that two supermarkets, ______ are being built in my hometown, will open next year.
A.
they both
B.
which both
C.
both of them
D.
both of which
【单选题】It is said that the two wountries ____
A.
have been in the war
B.
are on the war
C.
have been in the state of war
D.
are in a state of war
【单选题】It is said that two ________ students are going to have the Listening Contest this weekend.
A.
thousand
B.
thousands
C.
thousand of
D.
thousands of
【单选题】支气管扩张病人进行口腔护理的目的是(    )
A.
减少感染机会
B.
减少痰液
C.
减少口臭
D.
增进食欲
E.
增加唾液分泌
【单选题】It is said that two supermarkets, ______ are being built in my hometown, will open next year. A. they both B. which both C. both of them D. both of which
A.
they both
B.
which both
C.
both of them
D.
both of which
【单选题】It is said that two___would come to the village.
A.
woman-doctor
B.
women doctor
C.
woman doctors
D.
women doctors
【判断题】哭泣是一种有效的情绪宣泄方式。( )
A.
正确
B.
错误
【单选题】对支气管扩张病人进行口腔护理目的是
A.
祛除口臭
B.
增进食欲
C.
促进唾液分泌
D.
减少感染机会
E.
减少痰量
【单选题】对支气管扩张病人进行口腔护理目的是
A.
祛除口臭
B.
增进食欲
C.
促进唾液分泌
D.
减少感染机会
E.
减少痰量
【简答题】It is said that two ____( 直 升 机) and several Coast Guard boats searched until midnight without finding anything.
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