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举一反三
【单选题】Many police officers are putting themselves--and the public--at risk by failing to address their sleep problems and excessive fatigue, a new study in the Journal of the American Medical Association su...
A.
Adequate exercise is very important for police officers to keep fit.
B.
Government played the leading role in improving police officers’ health.
C.
Physical test can effectively prevent unhealthy sleep habits in police officers.
D.
Police officers are encouraged to exercise while on duty.
【单选题】Many police officers are putting themselves--and the public--at risk by failing to address their sleep problems and excessive fatigue, a new study in the Journal of the American Medical Association su...
A.
Police officers are inflicted with health problems.
B.
Sleep disorders pose a great threat to public health.
C.
Police officers deny their sleep problems and fatigue.
D.
Sleep-deprived police officers may endanger the public.
【单选题】Many police officers are putting themselves--and the public--at risk by failing to address their sleep problems and excessive fatigue, a new study in the Journal of the American Medical Association su...
A.
They can produce a great impact on police officers’ life.
B.
They contribute to the higher rate of sleep problems.
C.
They can increase police officers’ work efficiency greatly.
D.
They directly lead to police officers’ poor overall health.