問題詳情

2. In some countries, wearing helmets is _____ for all cyclists. Those who do not wear helmets aresubject to penalty.
(A) regal
(B) forceful
(C) mandatory
(D) legitimate

參考答案

答案:C
難度:困難0.289474
統計:A(3),B(14),C(11),D(6),E(0)

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