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

Nowadays a demand for this specialized type of service has been created because ______.

A．there is a lack of jobs available for artistic people
B．there are so many top-level jobs available
C．there are so many people out of work
D．the job history is considered to be a work of art

单项选择题

In the past it was expected that first job hunters would ______.

A．write an initial letter giving their life history
B．pass some exams before applying for a job
C．have no qualifications other than being able to read and write
D．keep any detailed information until they obtained an interview