10. Everyone needs to put on the life ______ beforegetting on the boat.(A) mask (B) vest(C) lip (D)

問題詳情

10. Everyone needs to put on the life ______ beforegetting on the boat.
(A) mask
(B) vest
(C) lip
(D) tool

參考答案

答案：B
難度：計算中-1
書單：沒有書單，新增

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每個人搭船前都要穿上救生衣（Ａ）面具　　...

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