问题补充:
keep up与keep on的区别 英语
答案:
【答案】 keep up 是继续,坚持
Keep it up!You are doing well.
keep on 是继续,保持
The rain kept on for two days.
时间:2018-06-30 16:00:27
keep up与keep on的区别 英语
【答案】 keep up 是继续,坚持
Keep it up!You are doing well.
keep on 是继续,保持
The rain kept on for two days.