In an automated highway system, all the driver needs to do is ____.
A.keep in the right lane B.wait to arrive at his destination C.keep in constant touch with the computer center D.inform the system of his destination by phone正确答案D
In an automated highway system, all the driver needs to do is ____.
A.keep in the right lane B.wait to arrive at his destination C.keep in constant touch with the computer center D.inform the system of his destination by phone正确答案D
