2013 年医学考博真题（完形部分） DVCc^5#
Video game players may get an unexpected benefit from blowing away bad guys 5g/WQo\
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better vision. ;f6G&>p
Playing “action” video games improves a visual ability _51_ tasks like w|RG
reading and driving at night, a new study says. This ability, called contrast sensitivity d/* [t!
function, allows people to discern even subtle changes _52_ gray against a uniformly 4RdpROK
colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a u2!8'-Ai
regular regimen of action video game training can provide long-lasting visual power, rT"8e*LT
according to work led by Daphne Bavelier of the University of Rochester. nYE_WXY3V
Previous research shows that gaming improves other visual skills, such as the ability q 4U?}=PD
to track several objects at the same time and _54_ attention to a series of fast-moving b@5bN\"x$
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 *
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The new work suggests that playing video games could someday become part of op}x}Ioz
vision-correction treatments, which currently rely mainly on surgery or corrective lenses. BT`6v+,h7k
“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games N| Rlb5\
should help the optical system to recover faster and better, you need to retrain the brain tuUk48!2I
to make use of the better, crisper information that’s coming in _57_ your improved v&uIxFCR
eyesight”. dqG+hh^
Expert action gamers in the study played first-person shooters Unreal Tournament )
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2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a [q_Yf!(m-
“life simulation” video game. The players of nonaction video games didn’t see the same ?(ks =rRK
vision _58_, the study says. Bavelier and others are now trying to figure out exactly why lOZ.{0{f,
action games _59_ seem to sharpen visual skill. It may be that locating enemies and (VC_vz-
aiming accurately is a strenuous, strength-building workout for the eyes, she said OPKm^}
another possible _60_ is that the unpredictable, fast-changing environment of the v< ;, x
typical action game requires players to constantly monitor entire landscapes and analyze S0"O U0`N
optical data quickly. ?#]c{T lpz
51. A. crucial for B. available in C. resulting from D. ascribed to I ][8[UZ
52. A. in disguise of B. in shade of C. in search of D. in place of oY
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53. A. This is how B. That’s why C. It is not that D. There exists |=GRPvvi
54. A. paid B. pays C. pay D. paying AKL~ F|t
55. A. though B. not to say C. not just one D. as well @dcW0WQ\
56. A. Until B. While C. Unless D. Once .R:eN&Y 8y
57. A. as opposed to B. in addition to C. as a result of D. in spite of ir/ 2/
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58. A. benefit B. defects C .approaches D. risks U>X06T
59. A. in case B. in advance C. in return D. in particular yhUc]6`V.H
60. A. effect B. reason C. outcome D. conclusion to,=Q8 )0
参考答案：51-55：ABBDC 56-60：DCADB 9E
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