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【简答题】

In just eight years, by 2010, there will be 58 million jobs in the United States, (0) the Bureau of Labor Statistics. The bureau (21) between now and 2010 some 22 million new jobs will be created. And 36 million more (22) will result from retirements and others who drop out of the workforce. Nearly all that job (23), incidentally, will come in the service sector. Manufacturing jobs will grow at only (24) of a percent annually. That’’s not because those jobs are going overseas, by the way. Blame the slow growth in manufacturing (25) the fast growth in manufacturing productivity. Ed Potter, president of the Employment Policy Foundations in Washington, said the foundation’’s ysis of job growth and what’’s (26) happening in education show there could be as (27) as 3.5 million professionals at the ,end of this decade. Despite the current recession and layoffs, a (28) of employers by the National Association of Manufacturers found 80 percent of companies say a severe shortage of qualified job (29) already exists. And 60 percent of those companies said the lack of skilled workers is (30) their ability to produce. A. basing on B. basic on C. accordance to D. according to EXAMPLE:The correct answer for blank (0) is D.

A.persists
B.predicts
C.distinguishes
D.extinguishes

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参考答案:
举一反三

【多选题】下列长期股权投资中( )应当采用成本法核算。

A.
投资企业能够对被投资单位实施控制的长期股权投资
B.
投资企业对被投资单位具有共同控制或重大影响的长期股权投资
C.
投资企业对被投资单位的投资占该单位有表决权资本总额20%以下
D.
投资企业对被投资单位不具有共同控制或重大影响,并且在活跃市场中没有报价、公允价值不能可靠计量的长期股权投资

【单选题】若要求DepID参照部门关系DEP的主码DepID,则可以在定义EMP时用()进行约束。 A.Primary Key(DepID) On DEP(DepID) B.Primary Key(DepID) On EMP(DepID) C.Foreign Key(DepID) References DEP(DepID) D.Foreign Key(DepID) References EMP(DepID)

A.
给定员工关系EMP(EmpID,Ename,sex,age,tel,DepID),其属性含义分别为:员工号、姓名、性别、年龄、电话、部门号;部门关系DEP(DepID,Dname,Dtel,DEmpID),其属性含义分别为:部门号、部门名、电话,负责人号。若要求DepID参照部门关系DEP的主码DepID,则可以在定义EMP时用()进行约束。若要查询开发部的负责人姓名、年龄,则正确的关系代数表达式为()

【单选题】Cooperative cooperation. Competitive cooperation. Confused Airline alliances have travelers scratching their heads over what’’s going on in the skies. Some folks view alliances as a blessing to travel...

A.
It’s beneficial for all the travelers.
B.
It’s beneficial for some travelers.
C.
It’s beneficial for those travelers who fly frequently.
D.
It’s beneficial for those travelers who fly infrequently.
相关题目:
【多选题】下列长期股权投资中( )应当采用成本法核算。
A.
投资企业能够对被投资单位实施控制的长期股权投资
B.
投资企业对被投资单位具有共同控制或重大影响的长期股权投资
C.
投资企业对被投资单位的投资占该单位有表决权资本总额20%以下
D.
投资企业对被投资单位不具有共同控制或重大影响,并且在活跃市场中没有报价、公允价值不能可靠计量的长期股权投资
【单选题】若要求DepID参照部门关系DEP的主码DepID,则可以在定义EMP时用()进行约束。 A.Primary Key(DepID) On DEP(DepID) B.Primary Key(DepID) On EMP(DepID) C.Foreign Key(DepID) References DEP(DepID) D.Foreign Key(DepID) References EMP(DepID)
A.
给定员工关系EMP(EmpID,Ename,sex,age,tel,DepID),其属性含义分别为:员工号、姓名、性别、年龄、电话、部门号;部门关系DEP(DepID,Dname,Dtel,DEmpID),其属性含义分别为:部门号、部门名、电话,负责人号。若要求DepID参照部门关系DEP的主码DepID,则可以在定义EMP时用()进行约束。若要查询开发部的负责人姓名、年龄,则正确的关系代数表达式为()
【单选题】Cooperative cooperation. Competitive cooperation. Confused Airline alliances have travelers scratching their heads over what’’s going on in the skies. Some folks view alliances as a blessing to travel...
A.
It’s beneficial for all the travelers.
B.
It’s beneficial for some travelers.
C.
It’s beneficial for those travelers who fly frequently.
D.
It’s beneficial for those travelers who fly infrequently.
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