The mother thanked the young man again and again, without _____ help her son would have been killed ...
2022-10-26 14:22:47 156次 2013-2014学年安徽合肥市高三第一次质量检测英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The mother thanked the young man again and again, without _____ help her son would have been killed by the passing car.
A. whom B. his
C. whose D. who
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