A．They can eat, but can t smoke.B．They can take photogr……

填空题replace。[解析] 信息题。录音中提到“More importantly, you should replace your shoes every 500 to 800 kilometers.”。每跑500-800千米，要更换跑鞋。因此答案为replace。

填空题running。[解析] 信息题。从录音Tip 3: Get good running shoes可知答案。

单项选择题A.23rd, March.B.10th, March.C.This weekend.D.Next weekend.

单项选择题A．Because tourists may protect the environment.B．Because tourists can feed the penguins there.C．Because tourists can become the native population there.D．Because tourism can bring the money to support its preservation.

填空题warning。[解析] 细节题。录音提到“Most running injuries do not come out of the blue...there are warning signs.”。

单项选择题A．She wants to see the penguins.B．She wants to see the ice caps.C．She wants to advocate environmental protection there.D．She wants to make profit.

单项选择题A．A shared room.B．A room with a TV.C．A room with a balcony.D．A room with a sofa.

填空题fitness。[解析] 信息题。健身专家们有五个公认的降低运动受伤的方法。录音中提到“Here are five commonly shared ideas among fitness experts to reduce the risk of injury for people who are new to running or jogging.”，题目中的shared ideas是提示信息。

单项选择题A．370.B．3,700.C．37,000.D．370,000.

单项选择题A．Beginning.B．Intermediate.C．Advanced.D．It s hard to say.