問題詳情

10 The supermarket manager has all produce tested for ____________agricultural chemicals to make sure that it is toxin-free.
(A)residual
(B) reflexive
(C)refusal
(D)resigned

參考答案

答案:A
難度:適中0.5
統計:A(20),B(4),C(14),D(2),E(0)

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