36. What are “zoonotic diseases”?
(A) a diseases that originate in bats
(B) viruses carried by monkeys
(C) animal viruses that infect people
(D) animal viruses that resist treatment

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統計: A(6), B(6), C(201), D(8), E(0) #2426851

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1999年,在美國出現了一種致命的疾病。...
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