2. 外语
  3. Although the dangers of alcohol are well known and have been widely publicized, there may be another 【C1】______ that we haven’t

Although the dangers of alcohol are well known and have been widely publicized, there may be another 【C1】______ that we haven’t

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问题     Although the dangers of alcohol are well known and have been widely publicized, there may be another 【C1】______ that we haven’t yet realized. Several controlled studies of drunken animals have indicated to researchers 【C2】______ in an accident there is more swelling and hemorrhaging (大出血) in the brain if some alcohol is 【C3】______ in the body. In order to 【C4】______ out if this is true in humans, researchers studied the 【C5】______ on more than one million drivers in automobile 【C6】______ One thing already known is that drunks are more 【C7】______ to be driving fast and to have seat belts 【C8】______ . Of course, their coordination is also 【C9】______ than that of clear-headed people, so drunks are more likely to get into 【C10】______ accidents.
    To compensate 【C11】______ this, researchers grouped accidents 【C12】______ the type, speed and degree of 【C13】______ deformation (损失) and found that alcohol still 【C14】______ m make people more vulnerable to injury. The 【C15】______ of the study was that the higher the level of alcohol in the person’s body, the 【C16】______ the chance of being injured or killed. In minor crashes, drunk drivers were more than four times 【C17】______ likely to be killed as clearheaded ones. In 【C18】______ crashes, drunk drivers were more than three times as likely to be killed, and in the 【C19】______ ones, drunks were almost twice as likely m die. Overall, drunks were more than twice as likely to 【C20】______ in an accident because of the alcohol they drank.
【C2】
选项 A、that
B、whether
C、which
D、why
答案A
解析 此处要求填一个引导宾语从句的连接词，且连接词在句中不作句子成分，故选A。
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大学英语四级

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