Part IV Cloze Test (10 points)
Long-distance runners may at times worry about their heart health while taking part in the events. But a study finds that heat stroke（中暑）fells many more runners than 76 a heart problem.
Heat stroke can damage a person’s brain, heart, kidneys and 77 . And new data shows the toll it takes. Researchers 78 health records from more than 130,000 runners who competed in long-distance events during a seven-year span. The analysis 79 that distance runners were 10 times more 80 to experience heat stroke than serious heart problems. All the fatal or lifethreatening events were 81 heat stroke.
The researchers advise runners to take 10 to 14 days to adjust to the climate 82 taking a serious run in a hot region. And they say runners should 83 taking part in the event if they’ve been sick recently.
84 one day runners will be installed some internal temperature controller that can keep their body temperature normal. But for now runners should simply 85 their best to keep cool.
1、( 76 )
A is
B has
C do
D does
2、( 77 )
A head
B arms
C muscles
D feet
3、( 78 )
A explored
B examined
C inquired
D required
4、( 79 )
A revealed
B realized
C reasoned
D recalled
5、( 80 )
A possible
B hardly
C timely
D likely
6、( 81 )
A in
B of
C from
D on
7、( 82 )
A during
B before
C after
D while
8、( 83 )
A give up
B give in
C give out
D give away
9、( 84 )
A However
B Therefore
C Hence
D Perhaps
10、( 85 )
A make
B show
C do
D work
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