单项选择题

"No One’s Gong to Change Our World" was （）

A．a record calling on people to conserve nature
B．a rule worked out by the United Nations
C．an important book published in 1970
D．an idea that nobody would accept

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热门试题

单项选择题

Most remains of animals and plants on land can not survive because of （）

A．bad weather
B．sun-ray
C．floods
D．decay

填空题

58（）