共享题干题 （一） Can exercise be a bad thing?阅读材料，回答下列的问题。 Can exercise be a bad thing ? Sudden death during or soon after strenuous exertion in the squash court or on the army training grounds, is not unheard oF.____________(51) trained marathon runners are not immune to fatal heart attacks. But no one knows just ____________(52) mon these sudden deaths linked to exercise arE. The registration and investigation of such____________(53 ) is very patchy ; only a national survey could determine the true ____________(54) of sudden death in sports. But the climate of medical opinion is shifting in ____________(55) of exercise, for the person recovering from a heart attack as ____________(56) as the average lazy individual. Training can help the victim of a heart attack by lowering the ____________(57) of oxygen the heart needs at any given level of work ____________(58) the patient can do more before reaching the point where chest pains indicate a heart starved of oxygen. The question is, should middle-aged people____________(59) .particular be screened for signs of heart disease before ____________(60 )vigorous exercise ? Most cases of sudden death in sport are caused by lethal arrhythmias in the beating of the heart, often in people ____________(61) undiagn0sed coronary heart disease, In North America ____________(62) over 35 is advised to have a physical check-up and even an exercise electrocardiogram. The British, on the whole, think all this testing is unnecessary. Not many people die from exercise, ____________(63) , and ECGs ( 心电图 ) are notoriously inaccuratE. However, two medical cardiologists at the Victoria Infirmary in Glasgow, advocate screening by exercise ECG for people over 40, or younger people____________(64)at risk of developing coronary heart diseasE. Individuals showing a particular abnormality in their ECGs ____________(65) , they say, a 10 to 20 times greater risk of subsequently developing signs of coronary heart disease, or of sudden death.1.[不定向选择题]____________A.initiation B.evidence C.incidence D.indication 2.[不定向选择题] ____________A.anyone B.none C.some D.nobody
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1.参考答案：B
参考解析：句意为：只有国家的调查能够确定运动中骤然死亡的真实_________ 。四个选项：initiation“开始”；evidence“迹象，根据，证据”；incidence“发生率”；indication“指出，暗示”。
2.参考答案：A
参考解析：句意为：_________ 在35岁以上的人。四个选项：anyone“任何一个”；none“一个也没有，毫无”；some“一些，若干，有些”；nobody“无人，任何人”；根据句意，A项正确。3.[不定向选择题]____________A.why B.how C.if D.what