《大学英语B》题型分类版内部资料(62)

3. A sound scientific theory should be one that _______.
一项伟大的科学理论应该是怎么样的？
A. works not only under one set of conditions at one time, but also under the same conditions at other times 不仅只在一种条件下一次可行，而是要在同样的条件下一直可行。
B. does not allow any changes even under different conditions
C. can be used for many purposes
D. leave no room for improvement
4. The author quotes the case of Albert Einstein to illustrate _______.
作者引用爱因斯坦的例子是为了证明什么？
A. that measurements are keys to success in science
B. that accuracy of mathematics
C. that the investigations are important in science调查研究在科学领域十分重要。
D. that the mathematical calculations may test his investigations
5. What is the main idea of the passage? 这篇文章的中心意思是什么？
A. The theory of relativity.
B. Exactness is the core of science.
C. Scientists are different from ordinary people.
D. Exactness and ways of using tools are the keys to the making of a scientist.
确切性和使用工具的方法是成为科学家的重要因素。
Passage 15