单项选择题

Specialization is encouraged because ______.

A．people can use their money to buy whatever they want
B．people do not need to make a complete product for exchange
C．people make a great contribution to the manufacture of a product
D．people cannot use their money to buy whatever they want

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热门试题

单项选择题

By referring to computers and other inventions, the author means to say that ______.

A．people should be able to respond quickly to the advancement of technology
B．future achievements in technology will bring about inconceivable dramatic changes
C．the importance of high technology has been overlooked
D．computer science will play a leading role in the future information services

单项选择题

The future will probably belong to those who ______.

A．possess and know how to make use of information
B．give full play to their brain potential
C．involve themselves in service industries
D．cast their minds ahead instead of looking back