卫生类A级：完形填空Can Loud Music Cause
Have You ever gone to a concert and realized that your seats were right next to the booming speakers? Are you guilty__________ (1).turning up the volume on your portable cassette or CD player to drown out the whining(哭哭啼啼)of your little brother? Sometimes it’s difficult to avoid loud music or noises，but they can be bad news because loud noises can__________ (2)temporary or permanent hearing loss.
Extremely loud music and noises that go on for long periods of __________ (3) are common causes of deafness.If a noise is so loud that you have to shout to make yourself__________ (4)，there is a __________ (5)that the mechanism inside your ear can be injured Temporary hearing loss can happen after you’ve been __________ (6)to loud noise for only 1 minutes.If you have temporary hearing loss.you won’t be able to hear as __________ (7) as you normally can，and you may have tinnitus (耳鸣)，which is a fancy word for ringing in the ears.Your ears call feel“full”，too __________ (8) these things usually go away and your hearing soon returns to normal.
Permanent hearing loss can happen when，someone is exposed to loud noise__________ (9)and over.Construction workers and people who work in factories must__________10)ear protectors because the equipment they use can be extremely loud.But even some lawn mowers(割草机)and power tools can permanently __________ (11) a person’s ability to hear high-pitched noises and can also give him permanent tinnitus.Listening to extremely loud music over and over call also have the same effect on a person’s __________ (12).And using headphones on a portable cassette or CD player can be dangerous __________ (13)if the volume is too high and the headphones are used a lot，the noise can damage the ears.
The best way to avoid hearing loss is to wear eat protectors when working with machinery and earplugs when going to a__________ (14).Headphones are OK to wear when you’re listening to music;just be sure the volume isn’t too high，and give them a rest __________(15) once in a while.
练习：
1 A of B for C at D on
2 A have B take C cause D tap
3 A course B length C state D time
4 A heard B appreciated C tracked D welcomed
5 A luck B point C chance D sense
6 A exposed B expressedC carried D reflected
7 A good B well C regularly D stable
8 A Unfortunately B Accordingly C Luckily D Unexpectedly
9 A over B once C again D away
10 A hear B bear C wear D tear
11 A affect B effect C enforce D present