The young couple, who returned my lost wallet, left___________I could ask for their manes. A. before...
2022-09-27 05:01:54 38次 黑龙江省哈尔滨市2017-2018学年高二4月月考英语试卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The young couple, who returned my lost wallet, left___________I could ask for their manes.
A. before B. while
C. after D. since
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