I had to ______ because someone else wanted to use the phone. A. hang on B. keep up C. hang up D. r...
2023-02-11 11:24:14 142次 辽宁省抚顺一中09－10学年度高二下学期5月月考 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
I had to ______ because someone else wanted to use the phone.
A. hang on B.
keep up C. hang up D.
ring up
本题链接：
