单项选择题

Questions 19 to 22 are based on the conversation you have just heard.

A．Leisure sporting activities.
B．Average age of athletes.
C．Durability of sporting equipment.
D．People’s preference for sporting activities.

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问答题

Questions 19 to 22 are based on the conversation you have just heard. 您的浏览器不支持 audio 元素。