单选题：According to the Journal of the American College of Cardiolo

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题目类型：单选题
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According to the Journal of the American College of Cardiology, __________ of the U.S. adults had a risk of developing heart disease above 20 percent in the next 10 years. A．three percent
B．ten percent
C．twenty percent
D．eighty-two percent

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Paragraph 5 __________

Paragraph 5 __________A．The development of poor night vision B．The greatest thre

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