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．Divided into 12- month cycles.B．Divided into 6- month cycles.C．Divided into 10 - year cycles.D．Divided into 12 - year cycles.
A．Divided into 12- month cycles.
B．Divided into 6- month cycles.
C．Divided into 10 - year cycles.
D．Divided into 12 - year cycles.
单项选择题
A．A blue shirt with a high neck.B．A blue jacket with a low neck.C．A white blouse with a high neck.D．A white blouse with a low neck.
A．A blue shirt with a high neck.
B．A blue jacket with a low neck.
C．A white blouse with a high neck.
D．A white blouse with a low neck.
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