单项选择题

Passage Two
Questions 30 to 32 are based on the passage you have just heard.

A．Intelligence section.
B．Cargo transfers on airplanes.
C．Telecommunication hardware moving.
D．Data collecting techniqu

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单项选择题A．Product with lower energy consumption.B．Product without flaws.C．Product draining the world’s energy resources.D．Product shocked game-playing crow

A．Product with lower energy consumption.
B．Product without flaws.
C．Product draining the world’s energy resources.
D．Product shocked game-playing crow

单项选择题A．Excreting salt through gill cells.B．Losing more water to their surroundings.C．Drinking more water.D．Diluting the amount of salt.

A．Excreting salt through gill cells.
B．Losing more water to their surroundings.
C．Drinking more water.
D．Diluting the amount of salt.

Passage Two Questions 30 to 32 are based on the passage you have just heard. 您的浏览器不支持 audio 元素。

Passage Two
Questions 30 to 32 are based on the passage you have just heard.