单项选择题

We learn from the passage that navigation computers ______.

A．will greatly promote sales of automobile.
B．may help solve potential traffic problems.
C．are likely to be accepted by more drivers.
D．will soon be viewed as a symbol of luxury.

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单项选择题

The passage is most relevant to which of the following areas of study

A．Aesthetics and logic.
B．History and literature.
C．Theology and sociology.
D．Anthropology and political science.

单项选择题

With a navigation computer, a driver will easily find the best route to his destination _______.

A．by inputting the exact address.
B．by indicating the location of his car.
C．by checking his computer database.
D．by giving vocal orders to the computer.