25.
(A) knows
(B) knew
(C) has known
(D) had known
答案:登入後查看
統計: A(39), B(40), C(523), D(134), E(0) #652589
統計: A(39), B(40), C(523), D(134), E(0) #652589
詳解 (共 5 筆)
#3912864
看到already或for或since選have+pp
「時態單複數記得變化」
這題主詞單數用單數has
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