11月精聽營第三次課

1、14信號詞筆記題目1. What is the lecture mainly about?A. A hypothesis that explains how changes in Earth s motions affect climateB. A hypothesis that explains why the shape of Earths orbit varies over timeC. Reasons it is difficult to find evidence to support hypotheses about the climateD. Analyses of the ac

2、curacy of data collected in different ways2. Why does the professor compare Earths movements to a watch?A. To clarify a common misunderstandingB. To show in what way Earth is similar to a watchC. To emphasize the regularity of Earth s movementsD. To connect the concepts of orbits and time3. Why does

3、 the professor mention Northern Hemisphere glaciers?A. They have a significant effect on the axial tilt of Earth.B. They play a moderating role on Earth s climate.C. Their formation could be affected by changes in Earth s orbit.D. Their melting could result in longer warm seasons.4. What is the sign

4、ificance of the evidence found on the ocean floor?A. It negated earlier evidence that Milankovitch found.B. It led to the development of new methods to measure global climate changes.C. It helped Milankovitch first formulate his hypothesis.D. It confirmed Milankovitchs hypothesis.5. What did calcite

5、 deposits from Devils Hole reveal?A. Inaccurate information about long-term climate changesB. Evidence that contradicted Milankovitchs hypothesisC. Evidence that climate changes occur only locallyD. Variations in Earths orbit that had little impact on climate6. Why does the professor say this:A. To

6、inform the students about what he will not discussB. To indicate the difficulty of measuring precessionC. To explain why he plans to spend a long time discussing precessionD. To clarify that he will provide additional information later6. What is the lecture mainly about? A. The environmental effects

7、 of heap roasting B. The reforestation efforts in the Copper Basin C. The process of mining and producing copper D. Damages caused during an attempt to clean up industrial waste 7. What is the professors opinion about the effort to reclaim the land in the Copper Basin? A. The techniques and material

8、s used for the cleanup were probably outdated. B. Some attempts to clean up the Copper Basin have made the problems worse. C. It is not surprising that cleaning up the area has been extremely difficult. D. The cleanup has taken longer than necessary. 8. What does the professor imply when he mentions

9、 an Olympic whitewater kayaking competition? A. That many people are unaware of the environmental problems in the Copper Basin B. That a successful reclamation of the Copper Basin may be possible C. That some activities in the Copper Basin must go on despite the pollution D. That the Olympic competi

10、tion should have been held in a different location 9. According to the lecture, why was heap roasting used in the producing of copper? A To make copper ore easier to transport B To make copper ore safe for workers to handle C To transform copper ore into fuel D To remove impurities from copper ore 1

11、0. What factors led to the disappearance of trees in the Copper Basin? Choose two answers A. Mines were dug under areas where trees were growing. B. Loose soil led to trees being washed into the rivers. C. Trees growing near the mines were cut and used as fuel. D. Clouds of sulfur smoke killed trees

12、 in the area. 11. What resulted from the lack of trees near the copper-mining operation? A. It became difficult to provide housing for all the workers. B. Rivers became filled with toxic soil. C. Coal and other fuel had to be transported into the area. D. The heap-roasting process had to be complete

13、d far from the mines. 1. Why does the man go to see the professor?A. To ask for help in choosing a topic for his term paperB. To ask the professor to explain how to complete an assignmentC. To ask about a point raised in a recent lectureD. To offer to help the professor with her research project2. W

14、hy does the professor mention male frogs that lower their voices?A. To give an example of a behavior that can be predicted using game theoryB. To reinforce the definition of selective adaptationC. To give an example of deceptive behavior in animalsD. To compare the behavior of butterflies and frogs3

15、. Why does the professor talk about computers?A. To help the man understand game theoryB. To describe how biologists analyze data about adaptationC. To suggest a way for the man to find information about game theoryD. To explain the format required for the mans term paper4. What does the man need to

16、 do for his term paper?A. Interpret the statistical data in a journal articleB. Summarize the information in several published studiesC. Discuss a current controversy in biological researchD. Design an experiment that uses game theory5. The man expresses reservations about the suggested topic for hi

17、s term paper What is the professors attitude toward the mans reservations?A. She thinks the man has demonstrated the necessary background in statistics.B. She thinks the man should choose a topic he is more comfortable with.C. She thinks the man should ask another student to help him understand the statistics.D. She thinks the mans worries are unnecessary.Assignme