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  3. 共用题干 Walk a Quarter-Mile or DiemIf you can walk a quarter-mile,odds（可能性）are ...

共用题干 Walk a Quarter-Mile or DiemIf you can walk a quarter-mile,odds（可能性）are ...

admin2020-12-24  48
问题 共用题干
Walk a Quarter-Mile or Diem

If you can walk a quarter-mile,odds（可能性）are you have at least six years of life left
in you,scientists say.And the faster you can_______(1)it,the longer you might
live.
While walking is no guarantee of_______(2) or longevity（长寿）,a new study
found that the ability of elderly people to do the quarter-mile was an"important determinant
（决定因素）"in whether or not they'd be_____(3) six years later and how much
illness and disability they would endure.
"The_______(4)to complete this walk was a powerful predictor of health
outcomes,"said study leader Anne Newman of the University of Pittsburgh School of
Medicine."In fact,we_______(5)that the people who could not complete the walk
were_____(6)an extremely high risk of later disability and death."
Newman and colleagues recruited nearly 2,700 white and African-American men and
women aged 70 to 79 to_______(7)the walk.All the participants were screened and
determined to be in relatively_______(8)health,and they had all said they had
previously walked that far with no_______(9).Only 86 percent of them finished,
_______(10)
The scientists then monitored the health and mortality of all_______(11)for the
next six years,"There was a big gap in health outcomes_______(12)people who
could complete the longer walk and people who could not,with the latter being at an
extremely high_______(13)of becoming disabled or dying,"Newman said."What
was really surprising is that these people were not_______(14)of how weak they
actually were."
Finishing times were found to be crucial,too.Those who completed the walk but were
among the slowest 25 percent_______(15)three times greater risk of death than the
speedier folks.
选项 _________(13)
A:number       
B:grade       
C:risk       
D:standard
答案C
解析
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