填空题

The author takes the Information Marketplace as ______ to describe what our future world will be.

【参考答案】

a model
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单项选择题
A．Flight 213 is preparing to depart.B．The man will have to stay in New York.C．The plane cannot land in New York because of bad weather.D．Three flights were cancelled because of snow.
A．Flight 213 is preparing to depart.
B．The man will have to stay in New York.
C．The plane cannot land in New York because of bad weather.
D．Three flights were cancelled because of snow.
填空题
People’s emotions in the physical world will not be substituted by ______.
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