题目内容：
Paragraph 5__________.
A．In ancient tribes, treatment was based largely on superstitio B．Today, extensive knowledge and sophisticated medical techniques make possible the cure, con-trol, and prevention of hundreds of disease
C．The goals of medicin
D．Control of infectious disease is given as a rea-son for a longer lif
E．School infirmaries appear as a result of in-creasing complicated medical wor
F．Medical care is now provided for patients in hospitals by a medical team consisting of doc-tors, nurses, and laboratory worker
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