I promised _______my father that I would try hard to be better than others _______learning English. ...
2022-10-02 16:37:28 163次 广东省部2016-2017学年八年级上学期阶段考试英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
I promised _______my father that I would try hard to be better than others _______learning English.
A. to help, in B. help, to C. helping, for D. to help, at
本题链接：
