new danger because pop music,when played through powerful amplifiers(放大器),can reach 120 decibels(120分贝的)at a distance of five feet.A continuous noise of over 85 decibels can cause deafness.It was discovered that many young people in America could hear no better than 65-year-old peopl...
people living near airports(78)___have hearing loss.Recently,it is(79)___that many teenagers in Americacan hear no(80)___than 65-year-old people do,because they always listen to loud pop music.Making a loud noise (81)___public is also a kind of pollution.It not only disturbs ...
It make people ill or even drive 27 mad. It is said that a continuous(持续的) noise of 28 than 85 decibels(分贝) can cause deafness. Now governments in many countries have made laws 29 noise and make it less than 85 decibels. In China, the government is 30 to solve not only air ...
(49)___.Quite a few people living near airports also have hearing (50)___.Recently,it was (51)___ that many teenagers in America can hear no (52)___ than 65-year-old people do,because these young people always listen to loud pop music.Making a loud noise in public is also a ...
ONLY NOISE: Marjorie’s On Sunday, in a part of town I rarely get to visit, I sat on a hard wooden bench staring at a wall. From beyond that wall I could hear trumpet, bass, and a drum kit played by invisible musicians. Their presence was confirmed not only by the sound, but by...
peopleliving near airports 3.have hearing loss.Recently,it is 4.that many teenagers inAmerica can hear no 5.than 65-year-old peopledo,because these young people always listen to loud popmusic.Making a loud noise 6.public is also akind of pullution.It not only disturbs others but also7....
( report) that many teenagers in Americ a can hear no 5.__ ( well)than 65-year-old people do, because these young people always listen to loud pop music. Making a loud noise 6. public is also a kind of pollution. It not only disturbs others but also 7.(do)great harm to people...
Doctors have known for a long time that extremely loud noises can cause hearing damage or loss. The noise can be the sound of a jet airplane or machines in factories or loud music or other common sounds found at home and at work. A person only needs to hear the noise for a little mo...
peopleliving near airports 3.have hearing loss.Recently,it is 4.that many teenagers inAmerica can hear no 5.than 65-year-old peopledo,because these young people always listen to loud popmusic.Making a loud noise 6.public is also akind of pullution.It not only disturbs others but also7....
Both sound and noise can have negative effects, but what is most important is if the person has control over the sound. People walking down the street with earphones, listening to music that they en joy, are receiving a lot of decibels of sound, but they are probably happy to hear ...