2013 年医学考博真题（完形部分） |m eo
Video game players may get an unexpected benefit from blowing away bad guys kV@*5yc
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better vision. GarPnb
Playing “action” video games improves a visual ability _51_ tasks like <V P@#
reading and driving at night, a new study says. This ability, called contrast sensitivity TNs0^h)
function, allows people to discern even subtle changes _52_ gray against a uniformly m5HP 56a
colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a iz'#K?PF_
regular regimen of action video game training can provide long-lasting visual power, &1hJ?uM01
according to work led by Daphne Bavelier of the University of Rochester. v:s.V>{"S
Previous research shows that gaming improves other visual skills, such as the ability xNG 'UbU
to track several objects at the same time and _54_ attention to a series of fast-moving Fs q=u-= :
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 r>+Hw j0>
_55_.” F(E3U'G
The new work suggests that playing video games could someday become part of H-%)r&"vn
vision-correction treatments, which currently rely mainly on surgery or corrective lenses. 6l|pTyb1
“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games 5MJ`B: He+
should help the optical system to recover faster and better, you need to retrain the brain '>:mEXK}w
to make use of the better, crisper information that’s coming in _57_ your improved 'U<-w$!f+^
eyesight”. }Sa2s&[<
Expert action gamers in the study played first-person shooters Unreal Tournament 7)zn[4v7qt
2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a 9 F~U%
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“life simulation” video game. The players of nonaction video games didn’t see the same kq6K<e4jO
vision _58_, the study says. Bavelier and others are now trying to figure out exactly why
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action games _59_ seem to sharpen visual skill. It may be that locating enemies and M70X dn
aiming accurately is a strenuous, strength-building workout for the eyes, she said *JXiOs
another possible _60_ is that the unpredictable, fast-changing environment of the \nV|Y=5
typical action game requires players to constantly monitor entire landscapes and analyze [T', ZLR|
optical data quickly. pfW0)V1t
51. A. crucial for B. available in C. resulting from D. ascribed to Qg+0(odd
52. A. in disguise of B. in shade of C. in search of D. in place of F ,#)8>O
53. A. This is how B. That’s why C. It is not that D. There exists H`4H(KWm
54. A. paid B. pays C. pay D. paying CQfrAk4mu
55. A. though B. not to say C. not just one D. as well GW$ (E*4q
56. A. Until B. While C. Unless D. Once )5P*O5kQ -
57. A. as opposed to B. in addition to C. as a result of D. in spite of ,)A^ 3Q*
58. A. benefit B. defects C .approaches D. risks iK%<0m
59. A. in case B. in advance C. in return D. in particular IWN:GFH(
60. A. effect B. reason C. outcome D. conclusion .E|Hk,c9
参考答案：51-55：ABBDC 56-60：DCADB !]Z> T5$
