Question

7．

A．majority      B．involving    C．association     D．visible       E．wearing  F．distraction     G．attentively    H．fatal          I．specifically    J．needed

People who wear headphones might want to throw them away while walking outside．A study finds that accidents involving walkers （41）Ethe devices have increased three times in recent years．
Researchers searched the National Injury Surveillance System，the U．S．Consumer Product Safety Commission，Google News archives and Westlaw Campus Research，and they found 116 cases of death or injury （42）Bwalkers with headphones．Cases in which people were using mobile phones （including hands-free devices） were not included．
Over the years the number of cases increased，from 16 in 2004 and 2005 to 47 in 2010 and 2011．The victims'average age was 21，and most （68%） were male．The （43）A （ 67% ）  were under the age of 30．Most （55%） were hit by trains，and 70 percent of the crashes，most of which were in urban areas，were （44）H．
In 74 percent of the cases，police or eyewitness reports said the walker had headphones on when hit．And 29 percent of reports made mention of horns or warning bells going off before the crash．
The study authors pointed to two likely causes that may be a factor in what they call"the possible （45）Cbetween headphone use and walker injury"：sensory deprivation（感官剥夺） and （46）F．The latter is more （47）I called"inattentional blindness，"referring to the use of electronic devices and how they decrease attention to things going on around us．
Hearing what's going on in the environment，they point out，could be more important than  （48）Dclues for walkers．But the authors add that this study doesn't show cause or relationship of headphone use and walker risk，and other factors could have been involved in the accidents，such as walkers being intoxicated（陶醉）or drivers being at fault．
More comprehensive information on such accidents is（49）J，the researchers said，to see which groups of people may be most at risk．

Answer 1

分析 本文介绍了人们在走路时使用耳机会导致感官迟钝，注意力分散，很容易发生车祸事故．

解答 41．E．由第一句People who wear headphones 可对应推知穿戴设备用wear，故选E．
42．B．由下文文意可知，这样的伤亡事故与佩戴耳机有关，故选B．
43．A．由括号中的提示 67%，可知这是大多数，majority，故选A．
44．H．由前一句and 70 percent of the crashes，most of which were in urban areas，可知大多数车祸发生在郊区，这是致命的，fatal，故选H．
45．C．由后面between headphone use and walker injury，可知车祸与使用耳机是有联系的，association，故选C．
46．F．由后面 and how they decrease attention to things going on around us可知，耳机还会导致注意力分散，故选F．
47．I．由下一句called"inattentional blindness，"referring to the use of electronic devices and how they decrease attention to things going on around us，可知这是在详细介绍注意力分散，故用specifically，具体的，故选I．
48．D．由句意可推知，此处是说听比看更重要，visible，可见的，故选D．
49．J．由最后一段段意可知，调查者需要更多信息来证明那些人更容易产生危险，needed，需要的，故选J．

点评 考生应在通读全文的基础上，根据全文大意，展开逻辑思维，瞻前顾后，分析这一空格处在 句中的地位，前后的关系和它所起的作用，认真观察选项，仔细推敲，确定最佳答案．