单项选择题

Questions 23 to 25 are based on the conversation you have just heard.

A．Teacher and student.
B．Manager and guest.
C．Receptionist and guest.
D．Friends.

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填空题

It is suggested that women should not do exercises if they are over sixty.

问答题

Questions 23 to 25 are based on the conversation you have just heard. 您的浏览器不支持 audio 元素。