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Which is not the major environment issues of America？（)A、Air pollutionB、Water shortageC

Which is not the major environment issues of America？()

A、Air pollution

B、Water shortage

C、Loss of agricultural land

D、desertification

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第1题

质量缺陷分为CR（极严重的）、MAJ（主要的）、MIN（轻微的）三种类别（）

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第2题

The _______ of doctors agree that smoking is extremely harmful to health.A、majorB、maj

The _______ of doctors agree that smoking is extremely harmful to health.

A、major

B、majority

C、minor

D、minority

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第3题

中兴ZXCTN6100上的SMB板的运行状态正常，但有告警产生，则其指示灯为（)。

A.RUN灯0.5次/秒闪烁

B.MAJ/MIN灯长灭

C.RUN灯长灭

D.MAJ/MIN灯闪烁

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第4题

考查majEleCandidate（)法（教材343页代码12.6)的返回值maj。a)该候选者尽管不见得必然是众数，但是否一定是原向量中出现最频繁者？为什么？b)该返回值在向量中出现的次数最少可能是多少？试就此举一实例。

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第5题

学生关系模式中有D（D,Dn,D1,DAddr）（其属性分别为系编号、系名称、系主任和系地址）和S（S,Sn,SG,Date

,Maj,D）（其属性分别为学号、姓名、性别、入学日期、专业和编号）两个关系，关系S的主键（码）是S，关系S的外键（码）是

A.Maj

B.D

C.D1

D.Dn

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第6题

APEC operates by consensus.Members conduct their activities and work programs on the basis of open d

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第7题

We are not clear about the degree （）the accident will affect us.

A.by which

B.of which

C.to which

D.for which

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第8题

Which zone is Heathrow airport in？Which zone is Heathrow airport in？

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第9题