二、文法測驗【請在下列各題中選出最適當的答案】 
9. Trading baseball cards _______ what I do for a living.
(A) are
(B) be
(C) am
(D) is

答案：登入後查看
統計： A(34), B(6), C(6), D(188), E(0) #1696689

詳解 (共 1 筆)

#2469782
Trading baseball car...
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