2013 年医学考博真题（完形部分） Is[0ri
Video game players may get an unexpected benefit from blowing away bad guys 9m{rQ P/
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better vision. S y~ 1U
Playing “action” video games improves a visual ability _51_ tasks like
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reading and driving at night, a new study says. This ability, called contrast sensitivity WW=7QC i
function, allows people to discern even subtle changes _52_ gray against a uniformly |Oe6O CPf
colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a |(5=4j]
regular regimen of action video game training can provide long-lasting visual power, l<+k[@Vox
according to work led by Daphne Bavelier of the University of Rochester. ojri~erJE?
Previous research shows that gaming improves other visual skills, such as the ability v NIQc "\-
to track several objects at the same time and _54_ attention to a series of fast-moving ZUyc J-[
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 tN~{Mt$-W
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The new work suggests that playing video games could someday become part of bu-
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vision-correction treatments, which currently rely mainly on surgery or corrective lenses. EZ4qhda
“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games _PF><ODX2
should help the optical system to recover faster and better, you need to retrain the brain -84Z8
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to make use of the better, crisper information that’s coming in _57_ your improved tR3hbL$W
eyesight”. rk|6!kry
Expert action gamers in the study played first-person shooters Unreal Tournament 2k_Bo~.
2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a >qC T#TY
“life simulation” video game. The players of nonaction video games didn’t see the same j^gF~ Wz^
vision _58_, the study says. Bavelier and others are now trying to figure out exactly why vj
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action games _59_ seem to sharpen visual skill. It may be that locating enemies and lk 80)sTZ
aiming accurately is a strenuous, strength-building workout for the eyes, she said kcle|B
another possible _60_ is that the unpredictable, fast-changing environment of the pmC@ fB
typical action game requires players to constantly monitor entire landscapes and analyze & m`
optical data quickly. Vr'Z5F
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51. A. crucial for B. available in C. resulting from D. ascribed to eMs`t)rQ
52. A. in disguise of B. in shade of C. in search of D. in place of <YC{q>EMc
53. A. This is how B. That’s why C. It is not that D. There exists ? NL 2|8
54. A. paid B. pays C. pay D. paying A)xI. Q6
55. A. though B. not to say C. not just one D. as well {PU[MHZF
56. A. Until B. While C. Unless D. Once IAfYlS#<yD
57. A. as opposed to B. in addition to C. as a result of D. in spite of z, OMR`W
58. A. benefit B. defects C .approaches D. risks /<mc~S7
59. A. in case B. in advance C. in return D. in particular _u >+H#
60. A. effect B. reason C. outcome D. conclusion E_++yK^=
参考答案：51-55：ABBDC 56-60：DCADB H Q2-20
