单项选择题

According to the passage, people ______.

A．can net work in a noisy situation
B．will suffer from complete deafness because of noise pollution
C．can be psychologically affected by working in very noisy factories
D．may cooperate well in a noisy surrounding

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热门试题

单项选择题

We can conclude from the passage that we need to control noise pollution if ______.

A．we want to stay both psychologically and physically healthy
B．we want to have better control over ourselves
C．we want to cooperate well
D．we don't want to be anxious

单项选择题

The intensity of noise can be measured by ______.

A．its effect on people's hearing
B．its decibel
C．how much it affects people psychologically
D．how long it lasts