33.SARS 是由下列何種族群的病毒造成?
(A)human immununodeficiency virus
(B)respiratory syncytial virus
(C)coronavirus
(D)influenza virus
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統計: A(9), B(12), C(115), D(9), E(0) #1047412
統計: A(9), B(12), C(115), D(9), E(0) #1047412