2013 年医学考博真题（完形部分） 3 h< ,
Video game players may get an unexpected benefit from blowing away bad guys x#:| }pR
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better vision. M8u<qj&<O
Playing “action” video games improves a visual ability _51_ tasks like $kQ~d8 O
reading and driving at night, a new study says. This ability, called contrast sensitivity C"{k7yT
function, allows people to discern even subtle changes _52_ gray against a uniformly =Qn ;_+C t
colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a +sJ rllrE(
regular regimen of action video game training can provide long-lasting visual power, KI+VXH}Y5{
according to work led by Daphne Bavelier of the University of Rochester. ."Y
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Previous research shows that gaming improves other visual skills, such as the ability R=KQ
to track several objects at the same time and _54_ attention to a series of fast-moving D:K4H+ch
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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_55_.” *<!oHEwkN
The new work suggests that playing video games could someday become part of *Aa?yg:=
vision-correction treatments, which currently rely mainly on surgery or corrective lenses. -ne Kuj
“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games M4W5f#C5Ee
should help the optical system to recover faster and better, you need to retrain the brain _(KbiEB{
to make use of the better, crisper information that’s coming in _57_ your improved LWt&3
eyesight”. & :7ZQ1
Expert action gamers in the study played first-person shooters Unreal Tournament Tq~=TSD
2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a 2J;kSh1,L
“life simulation” video game. The players of nonaction video games didn’t see the same L~KM=[cn
vision _58_, the study says. Bavelier and others are now trying to figure out exactly why T|6a("RL
action games _59_ seem to sharpen visual skill. It may be that locating enemies and qQH]`#P
aiming accurately is a strenuous, strength-building workout for the eyes, she said mtj h`
another possible _60_ is that the unpredictable, fast-changing environment of the EE W_gFn
typical action game requires players to constantly monitor entire landscapes and analyze E^ SH\5B
optical data quickly. 1&U>,;]*
51. A. crucial for B. available in C. resulting from D. ascribed to s91JBP|B7
52. A. in disguise of B. in shade of C. in search of D. in place of
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53. A. This is how B. That’s why C. It is not that D. There exists }_68j8`
54. A. paid B. pays C. pay D. paying Y(cGk#0
55. A. though B. not to say C. not just one D. as well aT$9;
56. A. Until B. While C. Unless D. Once (/j); oSK
57. A. as opposed to B. in addition to C. as a result of D. in spite of O7 $hYk
58. A. benefit B. defects C .approaches D. risks Ez-[
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59. A. in case B. in advance C. in return D. in particular E2{FK)qT
60. A. effect B. reason C. outcome D. conclusion 1{r)L{]
参考答案：51-55：ABBDC 56-60：DCADB : 7`[$<~E
