In China the students _______ greet the teachers when classes begin. A. are supposed to B. were supp...
2022-11-19 04:19:17 129次 2014-2015学年四川成都新都一中实验学校九年级3月考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
In China the students _______ greet the teachers when classes begin.
A. are supposed to B. were supposed to C. supposed to
本题链接：
