Read the following passage and choose the best word for each space. The need for a surgical operation,【C1】______an emergency

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问题     Read the following passage and choose the best word for each space.
    The need for a surgical operation,【C1】______an emergency operation, almost always comes as a【C2】______shock to the patient and his family. Despite modern advances, most people still have an【C3】______fear of hospitals. Patients do not often believe they really need surgery — cutting into a part of the body as【C4】______to treatment with drugs.
    In the early years of this century there was【C5】______specialization in surgery. A good surgeon was capable【C6】______almost every operation that had been【C7】______up to that time. Today the【C8】______is different. Operations are now being carried【C9】______that were not even dreamed of fifty years ago. The heart can be safely opened. A lung, the whole stomach, or even part of the brain can be removed and still permit the patient to live a【C10】______and satisfactory life.
    The【C11】______of surgery has increase【C12】______in this century. Its safety has increase, too. Deaths from most operations are about 20% of what they were in 1910 and surgery has been extended【C13】______many directions. The hospital stay after surgery has been【C14】______to as little as a week for most major operations. Most patients are out of bed on the day after their operation【C15】______may be back at work in two or three weeks.
    Many developments in modern surgery are almost【C16】______. One of the most revolutionary areas of modern surgery is【C17】______of organ transplants. It has been discovered that with the use of X-rays and special drugs, it is possible to transplant【C18】______from one person to another which will【C19】______for periods of a year or more. Heart and lung transplants have been reasonably successful in animals,【C20】______rejection problems in humans have yet to be solved.
【C18】

选项 A、skeleton
B、bacteria
C、issue
D、tissues

答案D

解析 考点:上下文推理。分析:本句意为:“已经发现在X射线和特殊药物的帮助下,可以将______从一个人移到另一个人身上,且将——一年以上。”4个选项的意思分别是A.skeleton“骨骼”;B.bacteria“细菌”;C.issue“观点”;D.tissues“组织”。根据上下文,只有选项D符合题意,故正确。
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