2. 外语
  3. During recent years we have heard much about "race": how this race does certain things and that race believes certain things and

During recent years we have heard much about "race": how this race does certain things and that race believes certain things and

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问题     During recent years we have heard much about "race": how this race does certain things and that race believes certain things and so on. Yet, the【C1】______phenomenon of race consists of a few surface indications.
    We judge race usually【C2】______the coloring of the skin: a white race, a brown race, a yellow race and a black race. But【C3】______you were to remove the skin you could not【C4】______anything about the race to which the individual belonged. There is【C5】______in physical structure, the brain or the internal organs to【C6】______a difference.
    There are four types of blood.【C7】______types are found in every race, and no type is distinct to any race. Human brains are the【C8】______. No scientists could examine a brain and tell you the race to which the individual belonged. Brains will【C9】______in size, but this occurs within every race.【C10】______does size have anything to do with intelligence. The largest brain【C11】______examined belonged to a person of weak【C12】______On the other hand, some of our most distinguished people have had【C13】______brains.
    Mental tests which are reasonably【C14】______show no differences in intelligence between races. High and low test results both can be recorded by different members of any race.【C15】______equal educational advantages, there will be no difference in average standings, either on account of race or geographical location.
【C11】
选项 A、ever
B、then
C、never
D、once
答案A
解析 空格所在句的句意为：有史以来检测出的最大的大脑来自个脑力荏弱的人。ever意为“曾经，这以前”，故A项为正确答案。B选项then“那里”；C选项never“从不”；D选项once“次，旦”，都不符合句意。
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