2013 年医学考博真题（完形部分） ;X^#$*
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Video game players may get an unexpected benefit from blowing away bad guys .{t*v6(TP
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better vision. "
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Playing “action” video games improves a visual ability _51_ tasks like &09&;KJ
reading and driving at night, a new study says. This ability, called contrast sensitivity 1c{m
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function, allows people to discern even subtle changes _52_ gray against a uniformly 7 4ho=
colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a qyx d9Lk1
regular regimen of action video game training can provide long-lasting visual power, dl"=
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according to work led by Daphne Bavelier of the University of Rochester. 2i0; b|-=
Previous research shows that gaming improves other visual skills, such as the ability :tbgX;tCs5
to track several objects at the same time and _54_ attention to a series of fast-moving Zf1
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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 .'&pw }F
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The new work suggests that playing video games could someday become part of 4/%fpU2
vision-correction treatments, which currently rely mainly on surgery or corrective lenses. 0 @!huk
“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games I`(53LCqo
should help the optical system to recover faster and better, you need to retrain the brain SswcO9JCX3
to make use of the better, crisper information that’s coming in _57_ your improved n807?FORB
eyesight”. =
Expert action gamers in the study played first-person shooters Unreal Tournament "{r8'qn
2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a :'B(DzUR
“life simulation” video game. The players of nonaction video games didn’t see the same sQ340!
vision _58_, the study says. Bavelier and others are now trying to figure out exactly why :o' |%JE
action games _59_ seem to sharpen visual skill. It may be that locating enemies and Yb^e7E ug
aiming accurately is a strenuous, strength-building workout for the eyes, she said S
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another possible _60_ is that the unpredictable, fast-changing environment of the rH!sImz,
typical action game requires players to constantly monitor entire landscapes and analyze t VO}{[U}
optical data quickly. jhf#
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51. A. crucial for B. available in C. resulting from D. ascribed to "D8WdV(
52. A. in disguise of B. in shade of C. in search of D. in place of +Eh.PWEe
53. A. This is how B. That’s why C. It is not that D. There exists W03mdRW
54. A. paid B. pays C. pay D. paying I]` RvT
55. A. though B. not to say C. not just one D. as well r@}`Sw]@
56. A. Until B. While C. Unless D. Once 4P[MkMoC
57. A. as opposed to B. in addition to C. as a result of D. in spite of { PX&#,_
58. A. benefit B. defects C .approaches D. risks ~9 .=t '
59. A. in case B. in advance C. in return D. in particular l>K+4
60. A. effect B. reason C. outcome D. conclusion uDie205
参考答案：51-55：ABBDC 56-60：DCADB % Y%r2
