题目内容：
Directions：In this section，you will hear a passage three times．When the passage is read for the first time，you should listen carefully for its general idea．When the passage is read for the second time．you are required to fill in the blanks numbered from 36 to 43 with the exact words you have just heard．For blanks numbered from 44 to 46 you are required to fill in the missing information．For these blanks,you can either use the exact words you have just heard or write down the main points in your own words．Finally,when the passage is read for the third time，you should check what you have written． 注意：此部分试题在答题卡2上；请在答题卡2上作答。
(36)_________devices are changing the way people listen to music,but studies show the devices may be(37)______hearing loss in many people．Some experts say people may be(38)________them too loud and for too long．
A study(39)_________three hundred high school students and one thousand adults．They were asked about their use of(40)___________music devices．
Forty percent of students and adults said they set the sound levels，or volume，at high．Students were two times more likely to play the music at a very loud volume．More than half of the students said they would(41)_______not limit their listening time．and about a third said they were not likely to reduce the volume．
The study found that more than half of the students and less than forty percent of the adults had at least one kind of hearing loss．Some(42)________difficulty hearing parts of a(43)_________between two people．(44)_______________Hearing loss may not be apparent for years．But once it happens，it is permanent．
(45)__________________________.They say large earphones that cover the whole
ear are probably safer than the smaller ear buds that come with most music players．
(46)__________________________________________________.
根据所听短文，回答题
请作答______
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