heart attack cases were specifically linked to having been in traffic. In general, time spent in any type of transportation in
traffic was associated with a more than 3 times higher risk of experiencing a heart attack within the first hour immediately
following the exposure.
The team has also found that women, elderly men, patients who were unemployed, and those with a history of angina
(心绞痛) appeared to be particularly sensitive and were affected the most by traffic.
Female participants, in fact, were
more likely to have a 5 times greater risk of a heart attack following such exposure, compared to men.
德国的一项新研究发现,陷入交通堵塞和患心脏病之间有很大联系。
★1.The underlined word in Paragraph 2 can be replaced by _______.
A.directions
B.effects
C.tendencies
D.causes
答案 D [词义猜测题。根据第二段的内容和第三段中的“driving a car turned out to be the most common source of traffic exposure”和“8% of all heart attack cases were specifically linked to having been in traffic”以及最后一段中的“greater risk of a heart attack following such exposure”可推知,trigger意为“诱因”,与cause同义。]
2.The researchers came to the conclusion________.
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