23. Has the contest already ___ ?
(A) begin
(B) began
(C) begun
(D) beginning
答案:登入後查看
統計: A(165), B(168), C(869), D(100), E(0) #593644
統計: A(165), B(168), C(869), D(100), E(0) #593644
詳解 (共 3 筆)
#1160343
begin 原型
began 過去式
begun 過去分詞
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