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【多选题】
江苏盐城珍禽国家级自然保护区的主要保护对象是( )A.
丹顶鹤
B.
天鹅
C.
天然湿地生态系统
D.
滩涂湿地
E.
领岩鹨
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举一反三
【单选题】The following choices about frictional unemployment are wrong, except the one in choice( )
A.
Frictional unemployment arises from business cycle .
B.
Frictional unemployment does not arises from normal labor turnover-from people entering and leaving the labor force and from the ongoing creation and destruction of jobs.
C.
Frictional unemployment arises from normal labor turnover-from people entering and leaving the labor force and from the ongoing creation and destruction of jobs.
D.
we can eliminate frictional unemployment.
【简答题】请翻译: Frictional unemployment
【单选题】Frictional unemployment arises when
A.
unskilled or low-skilled workers find it difficult to obtain desirable,
B.
ng-term jobs.
C.
labor must be reallocated from industries that are shrinking to areas that are growing.
D.
workers must search for suitable jobs and firms must search for suitable workers.
E.
output and employment are below full-employment levels.
【简答题】摩擦性失业(frictional unemployment)
【简答题】Frictional resistance
【简答题】β受体阻断剂在临床上用于治疗 , , 。
【单选题】Which of the following most likely would decrease frictional unemployment?
A.
an increase in the number of high school and college graduates
B.
effective Internet-based employment services and job registries
C.
an expansion of unemployment compensation benefits
D.
All of the above would decrease frictional unemployment.
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