单项选择题

It can be implied that the cars of 2020 _________.

A．will be owned by individuals
B．will improve the condition of traffic
C．will have advanced brake and accelerator
D．can't avoid the happening of accidents

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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.

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