2. 外语
  3. In a telephone survey of more than 2,000 adults, 21% said they believed the sun revolved around the earth. An 【C1】______ 7% did

In a telephone survey of more than 2,000 adults, 21% said they believed the sun revolved around the earth. An 【C1】______ 7% did

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问题      In a telephone survey of more than 2,000 adults, 21% said they believed the sun revolved around the earth. An 【C1】______ 7% did not know which revolved around【C2】______　I have no doubt that【C3】______ all of these people were【C4】______ in school that the earth revolves around the sun 【C5】______　may even have written it【C6】______　a test. But they never【C7】______　 eir incorrect mental models of planetary 【C8】______ because their everyday observations didn’ t support【C9】______ their teachers told them: People see the sun "moving" 【C10】______　the sky as morning tums to night, and the earth seems stationary 【C11】______　that is happening.
     Students can learn the fight answers【C12】______　heart in class, and yet never combined them【C13】______　their working models of the world. The objectively correct answer the professor accepts and the【C14】______　personal understanding of the world can【C15】______　side by side, each unaffected by the other.  
     Outside of class, the student continues to use the【C16】______　model because it has always worked well【C17】______ that circumstance. Unless professors address【C18】______　errors in students’ personal models of the world, students are not【C19】______ to replace them with the【C20】______　one.
【C20】
选项 A、perfect
B、better
C、reasonable
D、correct
答案D
解析 根据上文的论述可以知道“学生对世界的个人认识不应该轻易改变”，而这一认识有errors。再由replace一词即可推断出此处应选择一个与error意思相反的词，故D 为正确答案。
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