题干

— Why are you still here! Everybody has gone to attend the lecture by the president!
— Oh, I ____ about it!
A.wasn’t informedB.didn’t inform
C.haven’t informedD.hadn’t been informed
上一题 下一题 0.64难度 单项选择 更新时间:2016-03-25 03:01:17

答案(点此获取答案解析)