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torsB.a lake of intellectual activitiesC.a lake of passive activitiesD.a lake of physical activities 参考答案： C 遗传、缺乏体力和脑力活动是导致阿尔茨海默氏病的原因，而消极活动不是。 阿尔茨海默氏病除了与遗传有关外，缺乏体力活动和刺激性的脑力劳动的共同影响也能导致此病。 1. People who have the memory loss, confusion, and disorientation of Alzheimer’s disease in old age were generally less active physically and intellectually between the ages of 20 and 60 than were people who don’t have the disease. 那些在老年期患阿尔茨海默氏病而记忆力丧失、精神混乱和定向力缺乏的人，普遍在20岁到60岁阶段，无论是体力活动还是脑力活动，通常都不如没有患上这种病的人积极。 2. In particular, the non?Alzheimer’s volunteers had devoted more time on average between ages 40 and 60 to intellectual activities and less to passive ones than had those who developed the disease. 特别是，非阿尔茨海默氏病患者的志愿者们，在40岁到60岁时投入于脑力活动的平均时间普遍多于阿尔茨海默氏病患者，而用于消极活动的时间却比他们少。----------------------------------------2According to this passage, which of the following is NOT true? A.The non?Alzheimer’s people spend more time than the Alzheimer’s patients both on physical activities and intellectual activities.B.Alzheimer’s patients spend more time than non?Alzheimer’s people on watching TV.C.The brain deterioration associated with Alzheimer’s can be influenced by genetic factors.D.It is sure that a sedentary lifestyle has little with the development of Alzheimer’s. 参考答案： D 由倒数第一二段可以知道，久坐不动的生活方式可能导致阿尔茨海默氏 病。----------------------------------------3We can learn from the new study mentioned in this passage that . A.Differences in education, income and occupation can influence Alzheimer’s.B.We cannot learn the real cause of Alzheimer?s from the new study now, but it points out the importance of remaining physically and mentally active.C.Challenging the brain builds reserves of funct
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