問題詳情

15. Poisonous _____ such as garden chemicals and toilet cleaners should be kept out of the reach of children.
(A) helmets
(B) vendors
(C) sections
(D) substances

參考答案

答案:C[無官方正解]
難度:適中0.4
統計:A(0),B(2),C(2),D(1),E(0)

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