2013 年医学考博真题（完形部分） md9JvbB
Video game players may get an unexpected benefit from blowing away bad guys _-v$fDrz
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better vision. -@'R
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Playing “action” video games improves a visual ability _51_ tasks like YD~(l-?"
reading and driving at night, a new study says. This ability, called contrast sensitivity >N~jlr |
function, allows people to discern even subtle changes _52_ gray against a uniformly PCBV 6Y7r
colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a @@!]Raj=
regular regimen of action video game training can provide long-lasting visual power, 0!axAvBV
according to work led by Daphne Bavelier of the University of Rochester. ay{]Vqi9
Previous research shows that gaming improves other visual skills, such as the ability 6 l"4F6
to track several objects at the same time and _54_ attention to a series of fast-moving tg%Sn+:
events. Bavelier said, “a lot of different aspects of the visual system are being enhanced, 医学考博完形强化 医学考博完形解析—连俊霞 6k7x7z
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The new work suggests that playing video games could someday become part of 'Ze&
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vision-correction treatments, which currently rely mainly on surgery or corrective lenses. \w$
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“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games UrS %t>6k
should help the optical system to recover faster and better, you need to retrain the brain ej(w{vl
to make use of the better, crisper information that’s coming in _57_ your improved z3 fU|*_c
eyesight”. 4]cr1K
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Expert action gamers in the study played first-person shooters Unreal Tournament `V[ hE
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2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a 0|rdI,z
“life simulation” video game. The players of nonaction video games didn’t see the same q6
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vision _58_, the study says. Bavelier and others are now trying to figure out exactly why y<yU5
action games _59_ seem to sharpen visual skill. It may be that locating enemies and Ojp|/yd^YL
aiming accurately is a strenuous, strength-building workout for the eyes, she said /'>ck2drjk
another possible _60_ is that the unpredictable, fast-changing environment of the eoiC.$~\
typical action game requires players to constantly monitor entire landscapes and analyze w*4sT+
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optical data quickly. aU] nh. a
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52. A. in disguise of B. in shade of C. in search of D. in place of R"71)ob4
53. A. This is how B. That’s why C. It is not that D. There exists pD6a+B\;k
54. A. paid B. pays C. pay D. paying Y;sN UX
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57. A. as opposed to B. in addition to C. as a result of D. in spite of 73E[O5?b
58. A. benefit B. defects C .approaches D. risks X5P1wxk'
59. A. in case B. in advance C. in return D. in particular P76QHBb
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60. A. effect B. reason C. outcome D. conclusion ?uE@C3 e
参考答案：51-55：ABBDC 56-60：DCADB YYd!/@|N5
