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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单项选择题
She slowly opened her eyes, only to be ________ by the strong sunlight.
A．blazed
B．distorted
C．distracted
D．dazzled
单项选择题
Throughout his early adult life he passed from one religious system to another, unable to________ lasting spiritual satisfaction from any.
A．derive
B．detach
C．deduce
D．deprive
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