問題詳情

20. The subway and train crashes in China show the transportation  system problems need to be fixed immediately.
(A) repaired
(B) erased
(C) flushed
(D) grasped

參考答案

答案：A
難度：非常簡單0.911111
統計：A(41),B(0),C(4),D(0),E(0)