单项选择题

It can be inferred from the passage that______.

A．Americans want to take part in all kinds of activities
B．curiosity is the major characteristic of Americans
C．Americans do not know how to deal with silence
D．Americans' characters are influenced by their social and geographical environments

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热门试题

单项选择题

We know that governments and car manufacturers______.

A．don't believe the prediction that nobody will own cars by 2020
B．are devoted to the technological innovation in car industry
C．consider the predictions made by the researchers seriously
D．have put the super-intelligent car into mass production

单项选择题

What will happen if cars are linked to each other electronically in 2020

A．Motorists will get a clear view of the road.
B．The weather conditions won't influence on motorists.
C．All trains will burn less fuel than the present.
D．There will be a decrease in the pollution caused by car.