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【单选题】
下面选项中,用于判断某个字段的值是否在指定集合中,可使用的判断关键字是A.
OR关键字
B.
LIKE关键字
C.
IN关键字
D.
AND关键字
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反馈参考答案：
举一反三
【单选题】The largest ever _____ 16th Asian Games is _____ huge success and the best ever in history. [ ]
A.
the; /
B.
/; a
C.
the; a
D.
/; /
【单选题】The real wage rate equals
A.
(money wage rate)/(price level).
B.
(price level)/(money wage rate).
C.
(money wage rate) × (price level).
D.
(money wage) + (number of hours worked)/(price level).
【单选题】_________ rooms are on the 5th floor.
A.
Lisa and Lily
B.
Lisa and Lily's
C.
Lisa's and Lily's
【单选题】An increase in labor productivity ________ the real wage rate and an increase in population ________ the real wage rate.
A.
raises; lowers
B.
raises; raises
C.
lowers; lowers
D.
lowers; raises
【单选题】The real wage rate will fall if the
A.
labor supply curve shifts rightward and the labor demand curve does not shift.
B.
labor supply curve shifts leftward and the labor demand curve does not shift.
C.
labor demand curve shifts rightward and the labor supply curve does not shift.
D.
labor demand curve shifts rightward more than the labor supply curve shifts rightward.
【单选题】A decrease in the real wage rate
A.
shifts the labor demand curve rightward.
B.
shifts the labor demand curve leftward.
C.
shifts the labor supply curve leftward.
D.
none of the above because a change in the real wage rate does not shift either the labor demand or labor supply curve.
【单选题】The government announces a tax increase on workers' wages to take effect in the future. What happens to current employment and the real wage rate?
A.
Both employment and the real wage rate would increase.
B.
Both employment and the real wage rate would decrease.
C.
Employment would increase and the real wage would decrease.
D.
Employment would decrease and the real wage would increase.
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