問題詳情

42. When do most outbreaks of swine flu happen?
(A) They tend to happen on warm days.
(B) They solely happen in late winter.
(C)They mainly happen in the late fall and winter.
(D) It depends on when the outbreaks will affect humans.

參考答案

答案:C
難度:簡單0.78626
統計:A(6),B(5),C(103),D(12),E(0)

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