2013 年医学考博真题（完形部分） ]3
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Video game players may get an unexpected benefit from blowing away bad guys $R2T)
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better vision. 5znLpBX<N
Playing “action” video games improves a visual ability _51_ tasks like @BbZ(cZ*
reading and driving at night, a new study says. This ability, called contrast sensitivity W=j/2c/
function, allows people to discern even subtle changes _52_ gray against a uniformly v! E0/
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colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a o*: VG\#Z6
regular regimen of action video game training can provide long-lasting visual power, Vl{CD>$,
according to work led by Daphne Bavelier of the University of Rochester. S6B(g_D|
Previous research shows that gaming improves other visual skills, such as the ability LG [ 2u
to track several objects at the same time and _54_ attention to a series of fast-moving f-y4V}
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#L-Slav%
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The new work suggests that playing video games could someday become part of ,ZJI]Q =!
vision-correction treatments, which currently rely mainly on surgery or corrective lenses. Dj;h!8t.
“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games #StD]d
should help the optical system to recover faster and better, you need to retrain the brain sRE$*^i
to make use of the better, crisper information that’s coming in _57_ your improved n>Y3hY
eyesight”. 79~,KFct
Expert action gamers in the study played first-person shooters Unreal Tournament 2}'qu)
2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a K8pfk*NZ_@
“life simulation” video game. The players of nonaction video games didn’t see the same =w?- R \
vision _58_, the study says. Bavelier and others are now trying to figure out exactly why i 6kW"5t
action games _59_ seem to sharpen visual skill. It may be that locating enemies and ^8o'\V"m^
aiming accurately is a strenuous, strength-building workout for the eyes, she said 8d-; ;V
another possible _60_ is that the unpredictable, fast-changing environment of the +%>s\W+?]
typical action game requires players to constantly monitor entire landscapes and analyze Sr) /
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optical data quickly.
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51. A. crucial for B. available in C. resulting from D. ascribed to a { L`C"rJ
52. A. in disguise of B. in shade of C. in search of D. in place of .hg<\-:_
53. A. This is how B. That’s why C. It is not that D. There exists 5w gtc ~
54. A. paid B. pays C. pay D. paying ci+P g9sS
55. A. though B. not to say C. not just one D. as well tRS^|??
56. A. Until B. While C. Unless D. Once blid* @-
57. A. as opposed to B. in addition to C. as a result of D. in spite of j+*
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58. A. benefit B. defects C .approaches D. risks k!xi
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59. A. in case B. in advance C. in return D. in particular 8doT`rI1
60. A. effect B. reason C. outcome D. conclusion MEI]N 0L3
参考答案：51-55：ABBDC 56-60：DCADB )"&-vg<
