2013 年医学考博真题(完形部分) ?%ei+
Video game players may get an unexpected benefit from blowing away bad guys ;U[W $w[
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better vision. ]FEsN6
Playing “action” video games improves a visual ability _51_ tasks like %0q
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reading and driving at night, a new study says. This ability, called contrast sensitivity w~ O)DhC
function, allows people to discern even subtle changes _52_ gray against a uniformly v9MliD'
colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a \2[sUY<W
regular regimen of action video game training can provide long-lasting visual power, Pf#DBW*
according to work led by Daphne Bavelier of the University of Rochester. m2v'zJd}g
Previous research shows that gaming improves other visual skills, such as the ability qk=OodEMK
to track several objects at the same time and _54_ attention to a series of fast-moving chXTFLC~
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 51'{Jx
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The new work suggests that playing video games could someday become part of H+npe'm_Z
vision-correction treatments, which currently rely mainly on surgery or corrective lenses. %
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“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games * TByAa{
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 %o_CD>yD
eyesight”. Rf TG
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Expert action gamers in the study played first-person shooters Unreal Tournament b5?k)s2
2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a 7-MyiCt
“life simulation” video game. The players of nonaction video games didn’t see the same +m4?a\U
vision _58_, the study says. Bavelier and others are now trying to figure out exactly why 7'RU\0QG
action games _59_ seem to sharpen visual skill. It may be that locating enemies and nmoC(| r
aiming accurately is a strenuous, strength-building workout for the eyes, she said /_i]bM7W
another possible _60_ is that the unpredictable, fast-changing environment of the K-n]m#U4o
typical action game requires players to constantly monitor entire landscapes and analyze X!K:V~WG
optical data quickly. I 8 Ls_$[
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54. A. paid B. pays C. pay D. paying <zp|i#~
55. A. though B. not to say C. not just one D. as well s=1w6ZLD
56. A. Until B. While C. Unless D. Once k!{h]D0
57. A. as opposed to B. in addition to C. as a result of D. in spite of !CLL{\F
58. A. benefit B. defects C .approaches D. risks `sM^m`yE
59. A. in case B. in advance C. in return D. in particular YiC_,8A~
60. A. effect B. reason C. outcome D. conclusion .1h1J
参考答案:51-55:ABBDC 56-60:DCADB g&O!w!T