单项选择题

A．coherent
B．atomic
C．laser
D．electronic
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单项选择题
According to the news, what are Defense Department officials expected to do on Friday
A．To announce the plans to detect drug smugglers.
B．To stop the flow of drugs northward from Latin America.
C．To expand the use of military personnel.
D．To throw more ships, planes and personnel into the anti-drug movement.
单项选择题
A．withinB．withC．fromD．less
A．within
B．with
C．from
D．less
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