文档介绍：福建师范大学网络与继续教
育学院
《大学英语（ 1）》期末考试 A 卷
姓名：张会辰
学号：
专业：行政管理
学****中心：万全县教师进修学校奥鹏学****br/>中心
les speed the buildup of a sticky substance
in the blood. This can cause blockages( 阻 塞 ) to form in the arteries( 动 脉 ) around the heart and lead to a heart attack.
Other studies have also linked heart trouble to stress, similar to the kind that people face while driving in heavy traffic. But the researchers of
the latest study say they do not know
whether the increased heart attack
risk
was the result of stress or pollution.
They suggest it may be a combination of
stress,
noise
and
pollution.
Experts
say
the
research
shows
the
need
fro
cleaner
vehicles
and
better
city
planning.
1. According to the study, which of the
following
ways is
the safest in
traffic?
A.
Driving
a
car
B.
Walking on the street
C.
Taking a
bus
D.
Riding a bicycle
From among the 700 people who suffered heart attacks we learn that
______.
A. those who have been in traffic are
three times as many as those who have not B. those who have been in traffic for
more than one hour are most likely to
suffer heart attacks
the risk of a heart attack is three higher among those who have been in
traffic than those who have not
D. Most of the subjects