keep词组有keep sb doing sth或keep sb to do sth吗或keep doing Keep to do_英语解答

keep词组有keep sb doing sth或keep sb to do sth吗
或keep doing Keep to do?要准确

人气：481 ℃　时间：2019-08-20 19:11:14

解答

keep doing 或者 keep on doing 表示不间断的做某事,保持某一种状态
keep sb doing sth 使某人做某事
keep sb from doing sth 阻止某人做某事没有keep to do 对吗没有这种形式