A. It will stop automatically. B. It will move on at th-找考题网

单项选择题

A. It will stop automatically.
B. It will move on at the same speed.
C. It will gradually slow down.
D. It will keep a safe distance from other trains.

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单项选择题

A. A doctor. B. A hairdresser.C. A policeman. D. A driving instructor.

A. A doctor.
B. A hairdresser.
C. A policeman.
D. A driving instructor.

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