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【单选题】
下面关于目录检索的论述中正确的是()。
A.
a.  由于 Hash 法具有较快的检索速度,故用它取代传统的顺序检索法
B.
b.  顺序检索法对树形目录应采用文件路径名并从根目录开始逐层检索
C.
c.  在顺序检索法查找过程中若有一个文件分量名未找到则停止查找
D.
d.  顺序检索法查找完成取得了文件的物理地址
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举一反三
【单选题】听力题 What does the man mean?
A.
He will send her a special gift if she buys the dress.
B.
He will sell her the dress in lower price if she feels insterested.
C.
He will reserve the dress in her size if she comes again.
D.
He will give her a discount if she comes earlier next time.
【单选题】发生泥石流,切勿与泥石流同方向奔跑,应向泥石流哪个方向逃生
A.
顺向
B.
逆向
C.
45度
D.
垂直
【单选题】当总效用增加时,边际效用应该
A.
为正值且不断增加
B.
为正值且不断减少
C.
为负值且不断减少
D.
为负值且不断增加
【单选题】听力题 What does the man mean?
A.
Boxing is one of his favorite sports.
B.
Boxing is the only kind of sports he likes.
C.
He doesn't like boxing at all.
D.
He doesn' t like boxing very much.
【单选题】测定水中化学需氧量时加入硫酸汞的作用是( )。
A.
防止生成沉淀
B.
络合水中的氯离子,消除其干扰
C.
控制水中的pH
D.
抑制苯酚菌的分解活动
【单选题】( )的胜利,开辟了世界无产阶级社会主义革命的新纪元
A.
五四运动
B.
第一次世界大战
C.
新民主主义革命
D.
十月革命
【单选题】听力原文:W: Excuse me? How can I get to the park? M: There is a park here? What does the man mean?
A.
The park is nearby.
B.
He doesn't know about the park.
C.
There is no parking here.
D.
He doesn't understand the question.
【单选题】听力题 what does the man mean?
A.
The workers make many complaints
B.
The workers make a lot of objections.
C.
The workers make lots of proposals.
D.
The workers make numerous mistakes.
【单选题】听力题 What does the man mean?
A.
His parents are heading home for the time coming.
B.
His parents are coming back this time next year.
C.
His parents live in another country at the moment.
D.
His parents settle down in another place from now on.
【单选题】()的胜利开辟了世界无产阶级社会主义革命的新纪元。
A.
俄国十月革命
B.
新民主主义革命
C.
资产阶级革命
D.
旧民主主义革命
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