work hard at your lesson还是on your lesson work hard at your lesson还是 on your lesson 还是都可以?
人气：222 ℃ 时间：2019-10-17 02:20:57
解答
2者皆可 at用在学业上 on则泛指一切努力的对象 You always work hard at your lessons and I wish you success in your College Examinations.你总是很用功,我祝你高考成功. -- 高中英语口语25天快训 - Day 15 Congratulations
