2013 年医学考博真题（完形部分） =6d'/D#J
Video game players may get an unexpected benefit from blowing away bad guys S76x EL
— X&gXhr#dL\
better vision. {`+:!X
Playing “action” video games improves a visual ability _51_ tasks like ekCt1^5Y
reading and driving at night, a new study says. This ability, called contrast sensitivity 1[]V @P ^
function, allows people to discern even subtle changes _52_ gray against a uniformly T~naA P
colored backdrop. It’s also one of the first visual aptitudes to fade with age. _53_ a +:3p*x%1H
regular regimen of action video game training can provide long-lasting visual power, rU_FRk
according to work led by Daphne Bavelier of the University of Rochester. yPk s ,7U
Previous research shows that gaming improves other visual skills, such as the ability :1gc LsF
to track several objects at the same time and _54_ attention to a series of fast-moving "Xj>dB1~
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 NC%)SG \
_55_.” 4`p[
t;q
The new work suggests that playing video games could someday become part of ar:qCq$\
vision-correction treatments, which currently rely mainly on surgery or corrective lenses. e^h4cC\^
“_56_ you’ve had eye surgery or get corrective lenses, exposing yourself to these games QuBaG<
should help the optical system to recover faster and better, you need to retrain the brain P`y 0FKS
to make use of the better, crisper information that’s coming in _57_ your improved gx=2]~O1(
eyesight”. bd yIt)tK+
Expert action gamers in the study played first-person shooters Unreal Tournament V]|P>>`v9p
2004 and Call of Duty 2. A group of experienced nonaction gamers played The Sims 2, a ePY69!pO5e
“life simulation” video game. The players of nonaction video games didn’t see the same a*?,wmzl
vision _58_, the study says. Bavelier and others are now trying to figure out exactly why /;9 ]LC.g
action games _59_ seem to sharpen visual skill. It may be that locating enemies and FQ w@ @
aiming accurately is a strenuous, strength-building workout for the eyes, she said bEl)/z*gy/
another possible _60_ is that the unpredictable, fast-changing environment of the 8p.O rd p
typical action game requires players to constantly monitor entire landscapes and analyze *_tJ ;
optical data quickly. "%)^
:('Ki
51. A. crucial for B. available in C. resulting from D. ascribed to QW6\~l 4
52. A. in disguise of B. in shade of C. in search of D. in place of
Y 9~z7
53. A. This is how B. That’s why C. It is not that D. There exists qb$f ,E[
54. A. paid B. pays C. pay D. paying 1}jwv_0lL
55. A. though B. not to say C. not just one D. as well j :J{m0
56. A. Until B. While C. Unless D. Once ^6Y:9+
57. A. as opposed to B. in addition to C. as a result of D. in spite of ^r0mx{i &
58. A. benefit B. defects C .approaches D. risks e"6!0Py#*
59. A. in case B. in advance C. in return D. in particular Zn "1qLPF
60. A. effect B. reason C. outcome D. conclusion O)9{qU:[b
参考答案：51-55：ABBDC 56-60：DCADB *8j2i u-|
