单项选择题

What do the majority of the people in the world use for health care

A．Strange and wonderful equipment.
B．Factory-produced chemicals.
C．Modern medicines.
D．Plants.
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单项选择题
The physicians in a hospital are less important than the nursing staff.
A． Right
B． Wrong
C． Not mentioned
单项选择题
Nursing services in a hospital are generally available around the clock.
A． Right
B． Wrong
C． Not mentioned
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