单项选择题


Passage One
Questions 26 to 28 are based on the passage you have just heard.

A．Catching runaway criminals.
B．Patrolling the dangerous town.
C．Scratching the hidden bombs.
D．Drag-sniffing or bomb-sniffing.
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单项选择题
A．11-week course for control duty.B．9-week course for control duty.C．11-week course for patrol duty.D．9-week course for patrol duty.
A．11-week course for control duty.
B．9-week course for control duty.
C．11-week course for patrol duty.
D．9-week course for patrol duty.
单项选择题
A．Computers can bring financial problems.B．Computers can be very useful in families.C．Computers can bring unemployment.D．Computerized robots can take over some unpleasant jobs.
A．Computers can bring financial problems.
B．Computers can be very useful in families.
C．Computers can bring unemployment.
D．Computerized robots can take over some unpleasant jobs.
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