23.By the time the police ____ , we had caught the thief.　　(A) has come(B) had come　　(C) came(D) was

問題詳情

23.By the time the police ____ , we had caught the thief.　　
(A) has come
(B) had come　　
(C) came
(D) was coming

答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)