問題詳情

21. A:Excuse me. I want to mail(郵寄)a letter. Do you have a(n) ______? I want to put my letter in it.B:Yes, here you are.
(A) mat 
(B) symbol 
(C) word 
(D) envelope

參考答案

答案:D
難度:計算中-1
書單:沒有書單,新增

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