单项选择题

Passage One Questions 26 to 29 are based on the passage you have just heard.

A．To replace physical therapy.
B．To control brain seizures.
C．To prevent heart disease.
D．To relieve tension.

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单项选择题

Passage One Questions 26 to 29 are based on the passage you have just heard. 您的浏览器不支持 audio 元素。