2013 年医学考博真题（完形部分） l&}}Io$?@
Video game players may get an unexpected benefit from blowing away bad guys * k<@
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better vision. @Ns[qn;9
Playing “action” video games improves a visual ability _51_ tasks like U2l3E*O
reading and driving at night, a new study says. This ability, called contrast sensitivity z~ywFk}KGd
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 xDGS`o_w_
regular regimen of action video game training can provide long-lasting visual power, [:FiA?O]
according to work led by Daphne Bavelier of the University of Rochester. B\v+C!/f |
Previous research shows that gaming improves other visual skills, such as the ability D}q"^"#T
to track several objects at the same time and _54_ attention to a series of fast-moving OQ7 `n<I<)
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 ZZ7qSyB s?
_55_.” ]%)<9 ]}
The new work suggests that playing video games could someday become part of t* =[ RS*
vision-correction treatments, which currently rely mainly on surgery or corrective lenses. @p
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“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games } !AS?
should help the optical system to recover faster and better, you need to retrain the brain #<S*MGp!=
to make use of the better, crisper information that’s coming in _57_ your improved aL( hWE
eyesight”. b:D92pH
Expert action gamers in the study played first-person shooters Unreal Tournament 8 {V9)U
2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a w?8SQI,~X
“life simulation” video game. The players of nonaction video games didn’t see the same N,c!1: b
vision _58_, the study says. Bavelier and others are now trying to figure out exactly why Ic9L@2m
action games _59_ seem to sharpen visual skill. It may be that locating enemies and Z*i p=FYR
aiming accurately is a strenuous, strength-building workout for the eyes, she said "FWx;65CR
another possible _60_ is that the unpredictable, fast-changing environment of the M'PZ{6;
typical action game requires players to constantly monitor entire landscapes and analyze `o JQA$UD
optical data quickly. <Gi%+I@szl
51. A. crucial for B. available in C. resulting from D. ascribed to `8ac;b
52. A. in disguise of B. in shade of C. in search of D. in place of #GE]]7:Na
53. A. This is how B. That’s why C. It is not that D. There exists rG}e\ziKuj
54. A. paid B. pays C. pay D. paying cm(*F 0<
55. A. though B. not to say C. not just one D. as well sD:o
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56. A. Until B. While C. Unless D. Once OT%E|) 6'
57. A. as opposed to B. in addition to C. as a result of D. in spite of _x!id f
58. A. benefit B. defects C .approaches D. risks u4C9ZYN
59. A. in case B. in advance C. in return D. in particular OG/b5U
60. A. effect B. reason C. outcome D. conclusion @-'a{hBR
参考答案：51-55：ABBDC 56-60：DCADB {>
YsrD C
