2013 年医学考博真题（完形部分） cz&Qoyh{;
Video game players may get an unexpected benefit from blowing away bad guys V:F)m!
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better vision. sAC1Pda
Playing “action” video games improves a visual ability _51_ tasks like `!>
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reading and driving at night, a new study says. This ability, called contrast sensitivity X2q$i
function, allows people to discern even subtle changes _52_ gray against a uniformly 1MX:^L!f8
colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a F yQ
regular regimen of action video game training can provide long-lasting visual power, !$qNugLg
according to work led by Daphne Bavelier of the University of Rochester. u <D&R T
Previous research shows that gaming improves other visual skills, such as the ability c*HS#C7' 2
to track several objects at the same time and _54_ attention to a series of fast-moving l3b$b% 0'
events. Bavelier said, “a lot of different aspects of the visual system are being enhanced, 医学考博完形强化 医学考博完形解析—连俊霞 j}#48{
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The new work suggests that playing video games could someday become part of @C~TD)K
vision-correction treatments, which currently rely mainly on surgery or corrective lenses. b4S7 Q"g
“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games )=[K$>0k
should help the optical system to recover faster and better, you need to retrain the brain vA;ml$
to make use of the better, crisper information that’s coming in _57_ your improved P/,7CfyPd
eyesight”. E9! IGci
Expert action gamers in the study played first-person shooters Unreal Tournament #Z98D9Pv`o
2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a {jJU
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“life simulation” video game. The players of nonaction video games didn’t see the same (
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vision _58_, the study says. Bavelier and others are now trying to figure out exactly why -r/# 20Y
action games _59_ seem to sharpen visual skill. It may be that locating enemies and +2|X 7wA
aiming accurately is a strenuous, strength-building workout for the eyes, she said \aU^c24>
another possible _60_ is that the unpredictable, fast-changing environment of the
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typical action game requires players to constantly monitor entire landscapes and analyze #W~5M ?+
optical data quickly. I8
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51. A. crucial for B. available in C. resulting from D. ascribed to /^P ^K
52. A. in disguise of B. in shade of C. in search of D. in place of #HJ F==
53. A. This is how B. That’s why C. It is not that D. There exists v}+axu/?
54. A. paid B. pays C. pay D. paying G5kM0vs6L
55. A. though B. not to say C. not just one D. as well HI,1~ J w+
56. A. Until B. While C. Unless D. Once `0= 0IPVd
57. A. as opposed to B. in addition to C. as a result of D. in spite of d3&gHt2
58. A. benefit B. defects C .approaches D. risks &z
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59. A. in case B. in advance C. in return D. in particular G>YJ3p7
60. A. effect B. reason C. outcome D. conclusion jF B q>
参考答案：51-55：ABBDC 56-60：DCADB }rn}r4_a
