問題詳情

15.aPlastic has become extraordinarily important in our daily life, but the process of burning orrecycling it often creates ____________ chemicals.
(A) toxic
(B) interior
(C) prestigious
(D) radical 

參考答案

答案:A
難度:適中0.481481
統計:A(26),B(7),C(7),D(5),E(0)

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