問題詳情

11. What social scientists have long felt puzzled about is why .
(A) the mortality rate can not be predicted
(B) the death toll remained stable year after year
(C) a quota for each type of death has not come into being
(D) people lost their lives every year for this or that reason

參考答案

答案:B
難度:適中0.5
統計:A(0),B(1),C(1),D(0),E(0)

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