2013 年医学考博真题（完形部分） ecx_&J@D
Video game players may get an unexpected benefit from blowing away bad guys p I.~j]*:{
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better vision. ([ | ^3tM
Playing “action” video games improves a visual ability _51_ tasks like r"
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reading and driving at night, a new study says. This ability, called contrast sensitivity *%\Xw*\0
function, allows people to discern even subtle changes _52_ gray against a uniformly m^zD']
colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a ,gW$m~\
regular regimen of action video game training can provide long-lasting visual power, w#_7,*6 ]
according to work led by Daphne Bavelier of the University of Rochester. W4qnXD1n
Previous research shows that gaming improves other visual skills, such as the ability c
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to track several objects at the same time and _54_ attention to a series of fast-moving eoFG$X/PO
events. Bavelier said, “a lot of different aspects of the visual system are being enhanced, 医学考博完形强化 医学考博完形解析—连俊霞 &xvNR=K[`
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The new work suggests that playing video games could someday become part of _v 8u%
vision-correction treatments, which currently rely mainly on surgery or corrective lenses. 5z_Kkf?o
“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games NG R XNh+
should help the optical system to recover faster and better, you need to retrain the brain Dw 5Ze
to make use of the better, crisper information that’s coming in _57_ your improved =*.S<K o)
eyesight”. VD $PoP
Expert action gamers in the study played first-person shooters Unreal Tournament OlptO60{ ]
2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a YE:5'@Z
“life simulation” video game. The players of nonaction video games didn’t see the same JaR!9GVN7
vision _58_, the study says. Bavelier and others are now trying to figure out exactly why K{9Vyt9,$
action games _59_ seem to sharpen visual skill. It may be that locating enemies and N/b$S@
aiming accurately is a strenuous, strength-building workout for the eyes, she said DjiI*HLNR
another possible _60_ is that the unpredictable, fast-changing environment of the k py) kS
typical action game requires players to constantly monitor entire landscapes and analyze GO*D4<#u
optical data quickly. U ]B-B+-
51. A. crucial for B. available in C. resulting from D. ascribed to 5
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52. A. in disguise of B. in shade of C. in search of D. in place of {iCX?Sb
53. A. This is how B. That’s why C. It is not that D. There exists gxJ12'
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54. A. paid B. pays C. pay D. paying }IdkXAB.
55. A. though B. not to say C. not just one D. as well qv >l
56. A. Until B. While C. Unless D. Once <]_[o:nOP
57. A. as opposed to B. in addition to C. as a result of D. in spite of snNB;hkj
58. A. benefit B. defects C .approaches D. risks *(XGNp[0
59. A. in case B. in advance C. in return D. in particular |N3#of(
60. A. effect B. reason C. outcome D. conclusion W^c /l*>v
参考答案：51-55：ABBDC 56-60：DCADB " YOl6n
