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

A．It preserves the vitamins.
B．It breaks down the vitamins.
C．It makes the meat easier to digest.
D．It reduces the protein content.

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The building which offers natural lighting, electricity-generating rooftop solar panels and water recycling is called ______.

单项选择题

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