Everyone in the class studied very hard since no one wanted to _____. A. fall down B fall off C. fal...
2023-02-24 10:31:52 51次 全国通用英语介词专项训练 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Everyone in the class studied very hard
since no one wanted to _____.
A. fall down B fall
off C. fall behind D. fall out
本题链接：
