Question

 Have you ever listened to music very loudly on trains or buses? Maybe 1 can even hear clearly what the singers are singing. The problem is that the music is coming out from your earphones (耳機)！

  Doctors warn (警告)young people about the 2 of listening to music from earphones so loudly for a long time. In the United States,studies show that 3 people work at performance halls 30 minutes a day,they will have hearing problems. These people slowly lose their hearing and need to 4 the music even more loudly to hear it properly. As a result,the hearing problems become  5 .

  As we know,the ear has 6 parts: the outer part,the middle ear and the inside ear. There are tiny (微小的)hairs 7 the inside ear. The tiny hairs get the sound waves (聲波)and then change them into 8 the brain can understand. Listening to loud noise for a long time can 9 the tiny hairs and this causes hearing loss.

  So next time you listen to music when 10  your earphones,make sure it is not loud enough for others to hear.  Remember that once hearing loss sets in,there is no turning back. 

(   ) 1. A. other B. others

     C. the other     D. the others 

(   ) 2. A. cause B. pollution

        C. danger D. safety

(   ) 3. A. if B. though

     C. before D. while

(   ) 4. A. turn down     B. turn up 

        C. turn off D. turn on

(   ) 5. A. good and good

       B. bad and bad

      C. better and better

      D. worse and worse

(   ) 6. A. one B. two

      C. three D. four

(   ) 7. A. in B.for

       C. across D. though

(   ) 8. A. why B. when

       C. where D. what

(   ) 9. A. be good for

     B. be good to

     C. be harmful to

     D. be harm to

(   ) 10. A. use B. using

     C. hear D. hearing

Answer 1

1.B與文中最后一段第一句相呼應(yīng)。

2. C 指醫(yī)生警告年輕人要注意大聲聽耳機的危險。

3. A if引導條件狀語從句。

4. B 由上一句內(nèi)容可知，人們會慢慢地喪失聽力，需要把音樂聲開更大才能聽得到。

5. D由上兩句可知，人們會慢慢地喪失聽力，需要開大音樂才能聽得到。這樣的結(jié)果就是聽力問題越來越嚴重。

6. C 由下一句可知，人的耳朵分外耳、中耳和內(nèi)耳三部分。

7. A

8. D 疑問代詞what作understand的賓語。

9. C  噪音會對內(nèi)耳有損傷，be harmful to意為"對……有害"。

10. B 用耳機而不是聽耳機，when為介詞，后接動名詞。