新视野大学英语 视听说教程3(第三版)Unit text Uint 7、8、9、10 听力原文和答案

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How can a teen be convinced to stop smoking—or persuaded never to take up the (1) at all?

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1. Which of the following would be the best title for the passage? A. World day against child labor.

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In such a mature industry with many low-fare competitors and (1) profits from operations

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1. What is the passage mainly concerned with? A. The booming air travel industry

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Unit10

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Scientists are working to develop new drugs that someday may slow, reverse,

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1. What is the speaker mainly talking about?

A. Various techniques that help one to avoid Alzheimer.

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