单项选择题

Questions 22 to 25 are based on the conversation you have just heard.

A．Talking with his teacher about his schoolwork.
B．Preparing software.
C．Talking to an interviewer.
D．Writing programs.

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单项选择题

Questions 22 to 25 are based on the conversation you have just heard. 您的浏览器不支持 audio 元素。