更多"{$mediaurl}Listen again to part of "的相关试题:
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{$mediaurl}Listen again to part of the conversation．Then answer the question． What does the man mean when he says this：
A. He probably cannot offer her a job now．
B. The journalism department has strict rules．
C. He usually hires only journalism students．
D. The college may stop having a newspaper．
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[*]Listen again to part of the lecture. Then answer the question.
What can be inferred about the Northwest Passage
A. It takes a ship several weeks to navigate the passage.
B. Ice makes the passage dangerous and unpredictable.
C. The passage is no longer a practical trade route.
D. Several ships make it through the passage every year.
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[*]Listen again to part of the lecture．Then answer the question．
why does the professor say this：
A. To compare the views from the North and South Poles
B. To explain why extremes of daylight exist at the poles
C. To point out where the auroras are most visible
D. To suggest taking a trip to the North or South Pole
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[*]Listen again to part of the talk．Then answer the question．
Why does the professor say this:
A. To describe the nutritional benefits of flower nectar
B. To state that birds and their food evolved together
C. To compare the physical structure of birds and plants
D. To explain why birds need variety in their
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[*]Listen again to part of the discussion. Then answer the question.
Why does the professor say this:
A. To warn students not to hang laundry outdoors
B. To find out if the students wash their own clothes
C. To illustrate the same phenomenon in a different way
D. To point out a mystery that scientists cannot explain
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[*]Listen again to part of the talk. Then answer the question.
Why does the professor say this:
A. To point out the diversity of plant life
B. To give an example of an environmental cue
C. To compare different ecosystems where plants live
D. To explain why few plants survive in the desert
[简答题]"Skinner Box"
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Now listen to part of a lecture in a psychology class. The professor is discussing the Skinner Box.
Question
Using the main points and examples from the lecture, describe the Skinner Box, and then explain how the device is used in psychology experiments.
Preparation Time:20 seconds
Recording Time:60 seconds
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Now listen to part of a lecture in a biology class. The professor is discussing the types of habitats for wildlife found in cities.
Question
Using the main points and examples from the lecture, describe the two general types of habitats for wildlife found in urban areas.
Preparation Time: 20 seconds
Recording Time: 60 seconds
[简答题]"Caverns"
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Now listen to part of a lecture in a geology class. The professor is discussing caverns.
Question
Using the main points and examples from the lecture, describe the two kinds of rock formations in a cavern, and explain how the professor helps his students remember the difference between the two.
Preparation Time:20 seconds
Preparation Time:60 seconds
