单项选择题

The changes in the skills needed for work in the new economy are prompted mainly by________.

A．new market standards
B．new political structures
C．organizational structures
D．decrease in transportation and communications costs
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单项选择题
A．Earning a LivingB．Correct Attitude on Job-huntingC．How to Choose a JobD．What Can a Good Job Offer
A．Earning a Living
B．Correct Attitude on Job-hunting
C．How to Choose a Job
D．What Can a Good Job Offer
单项选择题
An area several times as large is suffering a decline in productivity as it is________ by overuse.
A．depressed
B．defaulted
C．deteriorated
D．degraded
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