2013 年医学考博真题（完形部分） sr\l z}JW
Video game players may get an unexpected benefit from blowing away bad guys b5YjhRimS
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better vision. fys@%PZq
Playing “action” video games improves a visual ability _51_ tasks like k /nOz*
reading and driving at night, a new study says. This ability, called contrast sensitivity J'.:l} g!1
function, allows people to discern even subtle changes _52_ gray against a uniformly
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colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a e , zR
regular regimen of action video game training can provide long-lasting visual power, )!MeSWGq
according to work led by Daphne Bavelier of the University of Rochester. 64}Oa+*s
Previous research shows that gaming improves other visual skills, such as the ability aKaqi}IT
to track several objects at the same time and _54_ attention to a series of fast-moving ,_`\c7@
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 1?HUXN#,
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The new work suggests that playing video games could someday become part of 9QJ=?bIC#
vision-correction treatments, which currently rely mainly on surgery or corrective lenses. u*[,W-R&
“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games V_U$ JKJ1=
should help the optical system to recover faster and better, you need to retrain the brain
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to make use of the better, crisper information that’s coming in _57_ your improved G Q&9by=}
eyesight”. -$;H_B+.
Expert action gamers in the study played first-person shooters Unreal Tournament !.L%kw7z
2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a p< 'mc|hGq
“life simulation” video game. The players of nonaction video games didn’t see the same =KNg "|
vision _58_, the study says. Bavelier and others are now trying to figure out exactly why iAf, :g
action games _59_ seem to sharpen visual skill. It may be that locating enemies and 5<4njo?k
aiming accurately is a strenuous, strength-building workout for the eyes, she said =b,$jCv<,5
another possible _60_ is that the unpredictable, fast-changing environment of the 3z:
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typical action game requires players to constantly monitor entire landscapes and analyze +d\ "n
optical data quickly. * ok89 ad
51. A. crucial for B. available in C. resulting from D. ascribed to
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52. A. in disguise of B. in shade of C. in search of D. in place of 2DTH|Yv
53. A. This is how B. That’s why C. It is not that D. There exists \ ;Hj,z\
54. A. paid B. pays C. pay D. paying i1vBg}WHN
55. A. though B. not to say C. not just one D. as well A`#v-
56. A. Until B. While C. Unless D. Once "rc}mq
57. A. as opposed to B. in addition to C. as a result of D. in spite of |kV,B_qz
58. A. benefit B. defects C .approaches D. risks zDa*n:S
59. A. in case B. in advance C. in return D. in particular DXK k1u?Tq
60. A. effect B. reason C. outcome D. conclusion \R&`bAd k
参考答案：51-55：ABBDC 56-60：DCADB H)
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