問題詳情

10. It took the police lots of time__________ who entered Liu’s house and killed her one year ago.
(A) and found out
(B) find out
(C) finding out
(D) to find out

參考答案

答案：D
難度：簡單0.866667
統計：A(0),B(0),C(2),D(13),E(0)