問題詳情

【題組】18. The Tobacco Control Act ________ from January 2009 and all workplaces will become smoke-free.
(A) sets off
(B) takes effect
(C) goes off
(D) sets up

參考答案

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

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