单项选择题

Questions 19 to 21 are based on the conversation you have just heard.

A．He uses it for his job.
B．He spends too much time on the bus.
C．He lives too far from the university.
D．He would feel safer at night with a car.

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单项选择题

填空题

According to the author, education is sure to be limited to a certain scope without the use of media.

Questions 19 to 21 are based on the conversation you have just heard. 您的浏览器不支持 audio 元素。