2013 年医学考博真题（完形部分） "Wz74bl
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Video game players may get an unexpected benefit from blowing away bad guys snti*e4"V
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better vision. -$@4e|e%a
Playing “action” video games improves a visual ability _51_ tasks like `bMw t?[*
reading and driving at night, a new study says. This ability, called contrast sensitivity h6uv7n~4
function, allows people to discern even subtle changes _52_ gray against a uniformly /aX#j`PrH
colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a ly)L%h G
regular regimen of action video game training can provide long-lasting visual power, 6fcn (&Qk
according to work led by Daphne Bavelier of the University of Rochester. QoTjKck.
Previous research shows that gaming improves other visual skills, such as the ability :j4i(qcF
to track several objects at the same time and _54_ attention to a series of fast-moving M%@ =BT
events. Bavelier said, “a lot of different aspects of the visual system are being enhanced, 医学考博完形强化 医学考博完形解析—连俊霞 ^iz2 =}Q8
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The new work suggests that playing video games could someday become part of S)~Riuy$
vision-correction treatments, which currently rely mainly on surgery or corrective lenses. N %" /mcO
“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games ~G#^kNme
should help the optical system to recover faster and better, you need to retrain the brain w 7Y>B`wm?
to make use of the better, crisper information that’s coming in _57_ your improved .X(* mmH
eyesight”. Z2soy-
Expert action gamers in the study played first-person shooters Unreal Tournament tW7 *(D
2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a L.1pO2zPe
“life simulation” video game. The players of nonaction video games didn’t see the same & f$[>yg1-
vision _58_, the study says. Bavelier and others are now trying to figure out exactly why c N^,-~U
action games _59_ seem to sharpen visual skill. It may be that locating enemies and +(9q AB7
aiming accurately is a strenuous, strength-building workout for the eyes, she said H;nq4; ^yK
another possible _60_ is that the unpredictable, fast-changing environment of the ]'a9 >o
typical action game requires players to constantly monitor entire landscapes and analyze ? W`?F
optical data quickly. =|G l
51. A. crucial for B. available in C. resulting from D. ascribed to Tr@}
52. A. in disguise of B. in shade of C. in search of D. in place of $xU5vCwAo
53. A. This is how B. That’s why C. It is not that D. There exists SOPQg?'n=V
54. A. paid B. pays C. pay D. paying V6{P4 1_
55. A. though B. not to say C. not just one D. as well !Qd4Y
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56. A. Until B. While C. Unless D. Once D
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57. A. as opposed to B. in addition to C. as a result of D. in spite of B HW8zY=F
58. A. benefit B. defects C .approaches D. risks hiN6]jL|O
59. A. in case B. in advance C. in return D. in particular ua -
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60. A. effect B. reason C. outcome D. conclusion ou[_ y
参考答案：51-55：ABBDC 56-60：DCADB utz!ElzA
