单项选择题

A．It can measure the driver’’s alcohol level in the blood.
B．It bases its analysis on the driver’’s heartbeat.
C．It can quicken the driver’’s response to emergencies.
D．It monitors the signals transmitted from the driver’’s brain.
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单项选择题
A．Otherwise you will drive too fast.B．Otherwise people will dislike you.C．Otherwise you will drive too slow.D．Otherwise driving will be dangerous.
A．Otherwise you will drive too fast.
B．Otherwise people will dislike you.
C．Otherwise you will drive too slow.
D．Otherwise driving will be dangerous.
单项选择题
A．Go and see a performance.B．Try to get some tickets.C．Go and buy a new dress.D．Do some sewing at home.
A．Go and see a performance.
B．Try to get some tickets.
C．Go and buy a new dress.
D．Do some sewing at home.
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