2022年考博英语-通用考博英语考试题库及全真模拟冲刺卷(含答案带详解)套卷29
30页1、2022年考博英语-通用考博英语考试题库及全真模拟冲刺卷(含答案带详解)1. 单选题Questions 13 to 15 are based on the passage you have just heard.问题1选项A.It has remained basically the same.B.It has become better understood.C.It has been exaggerated.D.It has decreased.问题2选项A.It is now the second leading cause of death for centenarians.B.It develops more easily in centenarians who are not active.C.It calls for more intensive research.D.It has had no effective cure so far.问题3选项A.They cherish their life more than ever.B.Their minds fail be
2、fore their bodies do.C.Their quality of life deteriorates rapidly.D.They care more about their physical health.【答案】第1题:D第2题:A第3题:B【解析】Passage Two13 In recent years, the death rate among American centenarianspeople who have lived to age 100 or olderhas decreased, dropping 14 percent for women and 20 percent for men from 2008 to 2014. The leading causes of death in this age group are also changing.In 2000, the top five causes of death for centenarians were heart disease, stroke, flu, cancer and Al
3、zheimers disease. But by 2014, the death rate from Alzheimers disease for this age group had more than doubledincreasing from 3.8 percent to 8.5 percent14 making the progressive brain disease the second leading cause of death for centenarians.One reason for the rise in deaths from Alzheimers disease in this group may be that developing this condition remains possible even after people beat the odds of dying from other diseases such as cancer. People who are physically fit enough to survive over
4、100 years ultimately give in to diseases, such as Alzheimers, which affects the mind and cognitive function. In other words, 15 it appears their minds give out before their bodies do.On the other hand, the death rate from flu dropped from 7.4 percent in 2000 to 4.1 percent in 2014. That pushed flu from the third leading cause of death to the fifth.Overall, the total number of centenarians is going up. In 2014, there were 72,197 centenarians, compared to 50,281 in 2000. But because this populatio
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