单项选择题

Questions 9 to 12 are based on the conversation you have just heard.

A．Get a registration form.
B．Know about the aerobics schedule.
C．Get a student ID card.
D．Know about the fees for aerobic classes.

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单项选择题

Questions 9 to 12 are based on the conversation you have just heard. 您的浏览器不支持 audio 元素。