单项选择题

Online services work by providing users with （）.

A．a base of information
B．dumb terminals
C．a host system
D．a satellite

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热门试题

单项选择题

Which factor is most important for people to be attracted to live in the country？（）

A．Their expectation.
B．Their interests.
C．Their income.
D．Their attitude.

单项选择题

According to the writer, the problem with crowded cities will be solved if （）.

A．traditional methods of farming are well kept
B．conditions in rural areas are much improved
C．the government can provide more jobs
D．violence could be controlled in dries