2013 年医学考博真题（完形部分） #P 0&ewy
Video game players may get an unexpected benefit from blowing away bad guys 3TeY%5iVt
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better vision. $_"'&zQ'
Playing “action” video games improves a visual ability _51_ tasks like >UiYL}'br6
reading and driving at night, a new study says. This ability, called contrast sensitivity chM%]|ge y
function, allows people to discern even subtle changes _52_ gray against a uniformly 5\:^ y'g[
colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a cUKE
regular regimen of action video game training can provide long-lasting visual power, K*K ,}W&}
according to work led by Daphne Bavelier of the University of Rochester. /Kql>$I
Previous research shows that gaming improves other visual skills, such as the ability =.Pw`.
to track several objects at the same time and _54_ attention to a series of fast-moving tdBm
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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 n' n/Tu
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The new work suggests that playing video games could someday become part of yp e$ c
vision-correction treatments, which currently rely mainly on surgery or corrective lenses. _n0C fH.v
“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games Lb:g4A"
should help the optical system to recover faster and better, you need to retrain the brain J=9FRC
to make use of the better, crisper information that’s coming in _57_ your improved AYqX |
eyesight”. k]F[>26k
Expert action gamers in the study played first-person shooters Unreal Tournament +~m46 eI
2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a Gw/Pk4R
“life simulation” video game. The players of nonaction video games didn’t see the same ak$f"py
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vision _58_, the study says. Bavelier and others are now trying to figure out exactly why T*Y~\~Jhu
action games _59_ seem to sharpen visual skill. It may be that locating enemies and eenH0Ovv
aiming accurately is a strenuous, strength-building workout for the eyes, she said o[Q MT P
another possible _60_ is that the unpredictable, fast-changing environment of the }aa'\8
typical action game requires players to constantly monitor entire landscapes and analyze X9v.1s,
optical data quickly. ysQ_[
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51. A. crucial for B. available in C. resulting from D. ascribed to 0fb2;&pUa
52. A. in disguise of B. in shade of C. in search of D. in place of QO<jI#
53. A. This is how B. That’s why C. It is not that D. There exists \FQRNj?'_
54. A. paid B. pays C. pay D. paying @>r._ ~
55. A. though B. not to say C. not just one D. as well 1F5XvQl
56. A. Until B. While C. Unless D. Once [
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57. A. as opposed to B. in addition to C. as a result of D. in spite of \ :%(q/v"X
58. A. benefit B. defects C .approaches D. risks nsu@h
59. A. in case B. in advance C. in return D. in particular \pa"%c)
60. A. effect B. reason C. outcome D. conclusion -]0OKE &
参考答案：51-55：ABBDC 56-60：DCADB ,?J!
