单项选择题

Too much ______ to X-rays can cause skin burns, cancer or other damage to the body.

A．disclosure
B．exhibition
C．contact
D．exposure
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单项选择题
The notice about the English evening ______many students who have interest in English.
A．impelled
B．intrigued
C．provoked
D．induced
单项选择题
His expenditure on holidays and luxuries is rather high in_______to his income.
A．comparison
B．proportion
C．association
D．calculation
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