单项选择题

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

A．The local government.
B．The internet user.
C．Some special organization.
D．None has been mentione

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单项选择题

单项选择题

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。