A. To show that much research about extinct animals has relied on flawed methods. B. To show that even an incorrect guess can lead to useful research. C. To give an example of how fossils discoveries have cast doubt on beliefs about modern animals. D. To give an example of a discovery made possible by recent advance in technology. 答案： B 解析： Professor: We test hypothesis by looking for evidence to support them, then 11
some questions are answered, that may lead to new questions. 然 后 就 是 gastroliths 的例子，来证明这句话。讲完这个例子后还有 the original hypothesis, the stones was found as gastroliths, even though hasn’t been supported, has helped to make new hypothesis, which may eventually lead to the answer. 答案中的 useful research 指的即是 这个 What did researchers conclude from their study of sauropods and gastroliths? A. That gastroliths probably helped sauropods to store large quantities of plant material in their stomachs. B. That sauropods probably used gastroliths to conserve energy. C. That sauropods may not have used gastroliths to aid in their digestion. D. That sauropods probably did not ingest any stones. 答案： C 解析： 从上题的句子中推断，这些石头可 能 不是 gastroliths Lecture-4 What is the lecture mainly about? A. Various ways 12
color theory is used in different fields. B. Various ways artists can use primary colors. C. Aspects of color theory that are subject of current research. D. The development of the first theory of primary colors. 答案： D 解析： 文章讲了 牛顿 ， 歌德 和 Runge 三个 人 的 理 论，说明中心就是 color theory 的发 展 。 What does the professor imply about the usefulness of the theory of primary colors? A. It is not very useful to artists. B. It has been very useful to scientists. C. It is more useful to artists than to psychologists. D. It is more useful to modern-day artists than to artists in the past. 答案： A 解析： You’d better use a pure green. 说明用 三原 色混合 的 颜色 不 令人满 意 。因此对 artist 来说用处不大。 Why does the professor mention Isaac Newton? A. To show the similarities between early ideas in art and early ideas in science. B. To explain why mixing primary colors does not produce satisfactory secondary colors. C. To provide background information for the theory of primary colors. D. To point out the first person to propose a theory of primary colors. 答案： C 解析： 教授说 牛顿 并 没有建 立起 完 整 地 color theory ，也没提到 primary color ，只是说 给 了一 个 客 观地科学解释，所以说 牛顿 的例子 算 作 背景信息 ， 其它 选项都没有提到。 According to the professor, what were the results of Goethe’s experiments with color?
- Spring '15
- Primary color, B.