TOEFLListening
Listen to an Academic Talk
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考试中播放 1 次
Listen to part of a talk in a class. Then answer the questions. You will hear the talk only once.
1录音 R1
What is the talk mainly about?
2录音 R1
According to the professor, what can happen if Batesian mimics become too common?
3录音 R1
Why does the professor discuss the viceroy butterfly?
4录音 R1
What can be inferred about Mullerian mimicry?
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