171.For your safety, remember to fasten the seat __________ when you see the signal on. (A)ring (B)s

問題詳情

171.For your safety, remember to fasten the seat __________ when you see the signal on.
(A)ring
(B)string
(C)belt
(D)bell

參考答案

答案：C

統計：A:0,B:0,C:0,D:0,E:0

難度：計算中

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