2013 年医学考博真题（完形部分） ` .2h jO
Video game players may get an unexpected benefit from blowing away bad guys K]x a/G(
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better vision. &Sp -w?kM
Playing “action” video games improves a visual ability _51_ tasks like -ti{6:H8
reading and driving at night, a new study says. This ability, called contrast sensitivity pDh se2
function, allows people to discern even subtle changes _52_ gray against a uniformly D.%B
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colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a CD0VfA>Z
regular regimen of action video game training can provide long-lasting visual power, c
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according to work led by Daphne Bavelier of the University of Rochester. 8by@iQ
Previous research shows that gaming improves other visual skills, such as the ability rbZ[ !LA
to track several objects at the same time and _54_ attention to a series of fast-moving %/.a ]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 A%\tiZe
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The new work suggests that playing video games could someday become part of K TEZ4K^o=
vision-correction treatments, which currently rely mainly on surgery or corrective lenses. w-$[>R[hw
“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games `8\Ja$ =
should help the optical system to recover faster and better, you need to retrain the brain 0q FH
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to make use of the better, crisper information that’s coming in _57_ your improved !Ss HAE|
eyesight”. 4@ ;-%H&7
Expert action gamers in the study played first-person shooters Unreal Tournament _DP|-bp D
2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a MK}-<
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“life simulation” video game. The players of nonaction video games didn’t see the same {I{:GcS
vision _58_, the study says. Bavelier and others are now trying to figure out exactly why Rb}KZ+o "Z
action games _59_ seem to sharpen visual skill. It may be that locating enemies and r gcWRt
aiming accurately is a strenuous, strength-building workout for the eyes, she said e1q"AOV 6
another possible _60_ is that the unpredictable, fast-changing environment of the c3
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typical action game requires players to constantly monitor entire landscapes and analyze 4O{Avt7C
optical data quickly. ~2_lp^Y
51. A. crucial for B. available in C. resulting from D. ascribed to %G3sjnI;l
52. A. in disguise of B. in shade of C. in search of D. in place of "?.~ /@
53. A. This is how B. That’s why C. It is not that D. There exists <JI&
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54. A. paid B. pays C. pay D. paying xU9@$am
55. A. though B. not to say C. not just one D. as well 'q%%m/,VPQ
56. A. Until B. While C. Unless D. Once p D=w >
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57. A. as opposed to B. in addition to C. as a result of D. in spite of ;Pb
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58. A. benefit B. defects C .approaches D. risks gmSQcN)
59. A. in case B. in advance C. in return D. in particular CL 7Nr@
60. A. effect B. reason C. outcome D. conclusion 'qv ;sB.
参考答案：51-55：ABBDC 56-60：DCADB KhM.Tc
