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Life gets noisier every day and very few people can be free from noise of some sort or another. It doesn’t matter   小题1:  you live — in the middle of a modern city, or a faraway village — the chanceswww.jixucapital.com    小题2:  you will b极序诗词网e disturbed by jet airplanes, transistor radios, oil-powered engines, emEjuItc, are almost everywhere. We seem    小题3:  (get) used to noise, too. Some people feel quite lonely    小题4:  background music while they are working.
Scientific tests have shown that total silence can http://www.jixucapital.combe very    小题5: &极序诗词网nbsp;(frighten) experience for human beings.    小题6:   , some people enjoy listening to pop music which is very loud, and this can do harm to    小题7:  eardrums (耳鼓). The noise level in some disco is far above the usual safety level for heavy industrial areas.
One recent report about noise and concentration    小题8:    (suggest) that although a lot of people say that any noise disturbs their concentration,    小题9:    really affects their ability to concentrate is a change in the level of noise. It goes on to say that a background noise,    小题10:    doesn’t change too much (music, for example), may even help people to concentrate.