問題詳情

30 Every passenger should_______ up for the roller-coaster ride and keep arms and legs inside thevehicle at all times.
(A)buckle 
(B)  hang
(C)alter
(D)summon

參考答案

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