内容正文:
课时检测训练4必修第一册
UNIT 3 SPORTS AND FITNESS
,对应答案P36
I.阅读理解
dementia.Five percent of the highly fit women
A
developed dementia,compared to 25 percent of
(2023·断江卷)The benefits of regular
the women with medium fitness and 32 percent
exercise are well documented but there's a new
of the women with low fitness.
bonus to add to the ever-growing list.New
"However,this study does not show cause
researchers found that middle-aged women who
and effect between cardiovascular fitness and
were physically fit could be nearly 90 percent
dementia,it only shows an association.More
less likely to develop dementia(失智症)in later
research is needed to see if improved fitness
life,and if they did.it came on a decade later
could have a positive effect on the risk of
than less sporty women.
dementia and also to look at when during a
Lead researcher Dr.Helena Horder,of the
lifetime a high fitness level is most important.
University of Gothenburg in Sweden,said:
She also admitted that a relatively small number
"These findings are exciting because it's possible
of women were studied,all of whom were from
that improving people's cardiovascular(心血管
Sweden,so the results might not be applicable
fitness in middle age could delay or even
to other groups.
prevent them from developing dementia.
1.What is on the ever-growing list mentioned in
the first paragraph?
For the study,191 women with an average
A.Positive effects of doing exercises.
age of 50 took a bicycle exercise test until they
B.Exercises suitable for the middle-aged.
were exhausted to measure their peak(最大值
C.Experimental studies on diseases.
cardiovascular capacity.The average peak
D.Advantages of sporty woman over man.
workload was measured at 103 watts.
2.Why did the researchers ask the woman to do
A total of 40 women met the criteria for a
bicycle exercise?
high fitness level,or 120 watts or higher.A
A.To predict their maximum heart rate.
total of 92 women were in the medium fitness
B.To assess their cardiovascular capacity.
category:a