单项选择题

Passage One Questions 26 to 28 are based on the passage you have just heard.

A．To drive the car automatically.
B．To measure the drivers pulse.
C．To prevent car accidents.
D．To monitor the drivers health.

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单项选择题

填空题

When taking a test, students who are nervous could treat it as a______because this could put them at ease.

Passage One Questions 26 to 28 are based on the passage you have just heard. 您的浏览器不支持 audio 元素。