单项选择题

The passage tells us ______.

A．the relationship between supply and demand
B．the possible results of government controls
C．the necessity of government control
D．the urgency of getting rid of government controls

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单项选择题

The problem of unemployment will arise ______.

A．if the minimum wage is set too high
B．if the minimum wage is set too low
C．if the workers are unskilled
D．if the maximum wage is set

单项选择题

Later, as one went on to apply for more important jobs, one was advised to include in the letter ______.

A．something that would attract attention to one ' s application
B．hinted information about the personality of the applicant
C．one' s advantages over others in applying for the job
D．an occasional trick with the aggressive approach