阿摩線上測驗
9. Please put that ______ of books in the recycle bin after you clean off the shelf.
(A) stack
(B) banner
(C) framework
(D) shortage
答案：登入後查看
統計： A(9), B(1), C(2), D(2), E(0) #3448743
統計： A(9), B(1), C(2), D(2), E(0) #3448743
