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【单选题】
（ ）是一个国家一定时期内发生的物流总成本，通常使用物流成本总额占GDP的比例来衡量一国的物流发展水平。
A.
社会物流成本
B.
企业物流成本
C.
运输成本
D.
存货成本
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参考答案：
举一反三
【简答题】做必要的调整(词组)
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【判断题】集线器能够隔离冲突域但不能隔离广播域。
A.
正确
B.
错误
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【简答题】Being alone in outer space can be frightening. That is one reason why astronauts on solo (单独的) space flights were given plenty of work to keep them 21 . They were also constant communication with peop...
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【单选题】According to the advertisement, what will happen on August 23rd?
A.
Hiring decisions will be finalized.
B.
Applicants will be interviewed by phone.
C.
Interns will begin working at the firm.
D.
The application period will close.
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【简答题】二、完形填空（30分） Everybody knows Charlie Chaplin，a world-famous funny actor.People　21have laughed at Charlie Chaplin’s films　22　tears run down their faces.From his very first　23　they know what will happen....
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【单选题】What will happen if you follow an unknown stream in the woods?
A.
You may end up entering a wonderland.
B.
You may get drowned in a sudden flood.
C.
You may expose yourself to unexpected dangers.
D.
You may find a way out without your knowing it.
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【简答题】9 月18日22名北京游客参加云南六日游,原计划9月23日乘19:30乘飞机返回北京,由于接待社计调给导游派团单时,只是在上一团单上略为修改忘记了更改此团的航班时间,因此导游按照派团单上20:20的航班送团,当到达机场时原计划19:30的航班已经截止办登记手续,此时游客们这时把心中的愤怒向导游发泄。 请问导致旅游者不能按时返程的主要责任是谁?如何处理?
查看完整题目与答案
【单选题】阅读下列 JSP 代码片断: x=,
A.
x=3，6
B.
x=3，4
C.
x=5，4
D.
编译错误
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【单选题】已知关系模式：sc(sno, sname, grade)，各属性含义依次为学号、课程名、分数。要查找“数据库”课分数最高的学生的学号，正确的SQL语句是
A.
SELECT sno FROM sc WHERE sname='数据库' AND grade=MAX(grade)
B.
SELECT sno FROM sc FOR sname='数据库' OR grade＞=MAX(grade)
C.
SELECT sno FROM sc WHERE sname='数据库' AND grade=(SELECT MAX(grade) FROM sc
D.
SELECT sno FROM sc FOR sname='数据库' OR grade=(SELECT MAX (grade) FROM sc
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【简答题】sc (分数)
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相关题目：
【简答题】做必要的调整(词组)
查看完整题目与答案
【判断题】集线器能够隔离冲突域但不能隔离广播域。
A.
正确
B.
错误
查看完整题目与答案
【简答题】Being alone in outer space can be frightening. That is one reason why astronauts on solo (单独的) space flights were given plenty of work to keep them 21 . They were also constant communication with peop...
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【单选题】According to the advertisement, what will happen on August 23rd?
A.
Hiring decisions will be finalized.
B.
Applicants will be interviewed by phone.
C.
Interns will begin working at the firm.
D.
The application period will close.
查看完整题目与答案
【简答题】二、完形填空（30分） Everybody knows Charlie Chaplin，a world-famous funny actor.People　21have laughed at Charlie Chaplin’s films　22　tears run down their faces.From his very first　23　they know what will happen....
查看完整题目与答案
【单选题】What will happen if you follow an unknown stream in the woods?
A.
You may end up entering a wonderland.
B.
You may get drowned in a sudden flood.
C.
You may expose yourself to unexpected dangers.
D.
You may find a way out without your knowing it.
查看完整题目与答案
【简答题】9 月18日22名北京游客参加云南六日游,原计划9月23日乘19:30乘飞机返回北京,由于接待社计调给导游派团单时,只是在上一团单上略为修改忘记了更改此团的航班时间,因此导游按照派团单上20:20的航班送团,当到达机场时原计划19:30的航班已经截止办登记手续,此时游客们这时把心中的愤怒向导游发泄。 请问导致旅游者不能按时返程的主要责任是谁?如何处理?
查看完整题目与答案
【单选题】阅读下列 JSP 代码片断: x=,
A.
x=3，6
B.
x=3，4
C.
x=5，4
D.
编译错误
查看完整题目与答案
【单选题】已知关系模式：sc(sno, sname, grade)，各属性含义依次为学号、课程名、分数。要查找“数据库”课分数最高的学生的学号，正确的SQL语句是
A.
SELECT sno FROM sc WHERE sname='数据库' AND grade=MAX(grade)
B.
SELECT sno FROM sc FOR sname='数据库' OR grade＞=MAX(grade)
C.
SELECT sno FROM sc WHERE sname='数据库' AND grade=(SELECT MAX(grade) FROM sc
D.
SELECT sno FROM sc FOR sname='数据库' OR grade=(SELECT MAX (grade) FROM sc
查看完整题目与答案
【简答题】sc (分数)
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