英语,keep doing sth ,还是keep to do sth ,或者kee
英语,keep doing sth ,还是keep to do sth ,或者kee
keep sb do sth 还是keep sb doing sth?
keep to do sth keep doing sth的区别
keep doing sth.keep do sth .keep to do sth .口语
Keep+to do sth
keep有keep doing sth.keep do sth .keep to do sth .请把用法和例句留下
keep doing和keep sth do
keep词组有keep sb doing sth或keep sb to do sth吗
保持做某事 只有keep on doing sth.有没有keep doing sth.或keep to do sth.
请问:是keep sb. do sth.还是 keep sb doing sth.
keep sb doing sth 和keep sb to do sth 有什么区别啊
keep sb to do sth