The reason why Arizona is short of stewards is that______.
A. more major corporations are moving out of state than moving in
B. it lacks the right environment required for nurturing qualified leaders
C. there is something seriously wrong with is education
D. the state leadership is not adequately represented by different ethnic groups
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对于学生信息表S(SNUMBER, SNAME, SEX, AGE, DEPT)(STUDENT由学号SNO，姓名SNAME，性别SEX，年龄AGE，所在系DEPT5个属性组成，其中SNUMBER为主码)，求年龄20～23岁之间的学生姓名和年龄，正确的语句是( )。
A. SELECT SNAME, AGE FRQM S WHERE AGE＞20 OR AGE＜23
B. SELECT SNAME, AGE FROM S WHERE AGE BETWEEN 20 AND 23
C. SELECT FROM S WHERE AGE BETWEEN 20 AND 23
D. 以上均不正确
“贸易方式”栏应填：
A. 0214
B. 0110
C. 9739
D. 0420
What's the relevance to our own time of the struggles of telegraph pioneers
A. They made today's technology work efficiently.
B. They smooth the way for the popularity of today's technology.
C. They made the Internet a global network.
D. They overcame national and international bureaucratic obstacles.
股份有限公司不能成立时，发起人对入股人已缴纳的股款( )。
A. 负返还股款的连带责任
B. 负返还股款并加算银行同期存款利息得连带责任
C. 负返还股款的按份责任
D. 负责返还股款并加算银行同期存款利息得按份责任
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