单项选择题

Satellite communications are so up-to-date that even when （）in the middle of the Pacific, businessmen can contact their offices as if they were next door.

A．gliding
B．cruising
C．piloting
D．patrolling

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单项选择题
The fire has caused great losses, but the factory tried to （）the consequences by saying that the damage was not as serious as reported.

A．decrease
B．subtract
C．minimize
D．degrade
单项选择题
In our highly technological society, the number of jobs for unskilled worker is （）

A．shrinking
B．obscuring
C．altering
D．constraining
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