I remember _____________ to help us if we ever got into trouble.
A. once offering
B. him once offering
C. him to offer
D. to offer him
出自：兰州大学大学英语（4）课程作业

提示：
同一【IP】的非会员用户每天可免费获取10次答案

收藏本站【zk.995w.com】，下次访问不迷路

本站试题总数:【10245188】个 (题库试题定时更新)