問題詳情

7. Leo was cleaning his room at 7:30 last night. He took a bath at 8:00. He took a bath______ his room.
(A) when he cleaned
(B) after cleaning
(C) before cleaned
(D) while he was cleaning

參考答案

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