单项选择题

A．It sends out signals for help.
B．It sounds an alarm to warn the driver.
C．It takes over the driving immediately.
D．It stops the car automatically.
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单项选择题
A．Fine works of art in the Louvre Palace.B．Napoleon and the Arch of Triumph.C．The night scene of the city seen from the Eiffel Tower.D．The spirit of French Revolution.
A．Fine works of art in the Louvre Palace.
B．Napoleon and the Arch of Triumph.
C．The night scene of the city seen from the Eiffel Tower.
D．The spirit of French Revolution.
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