题干

_________along the quiet road at forty miles an hour, and then an old man suddenly started to cross the road in front of me.
A.DrivingB.when I was drivingC.I was drivingD.Having driven
上一题 下一题 0.85难度 单项选择 更新时间:2013-02-28 01:44:36

答案(点此获取答案解析)