单项选择题

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

A．When it is breeding.
B．When it feels threatened by humans in its territory.
C．When its offspring is threatened.
D．When it is suffering from illness.

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单项选择题

A．They eat huge amounts of food.B．They usually cat twice a day.C．They usually eat to their hearts’ content.D．They cat much less than people assume.

A．They eat huge amounts of food.
B．They usually cat twice a day.
C．They usually eat to their hearts’ content.
D．They cat much less than people assume.

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。

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