keep 在词组里的用法.

keep (sb。) away (from sth。)（使）某人离开（某物）keep sb。from doing sth。阻止某人做某事keep sth。in mind 记住（某事物）keep sb。/ sth。out (of sth。) 不让。入内keep back 忍住（眼泪）,扣下,隐瞒keep in touch with 与……保持联系keep (on) doing sth。继续做某事keep off 远离,避开,让开keep on 穿戴着。；使（灯等）一直开的。keep out 使留在外面keep up 保持（不低落）,继续keep up with 跟上,不落在后面 再问： 我在做题过程中遇到过keep sb to do sth 和keep sb doing sth，这究竟在什么时候该用什么？ 再答： keep sb to do sth 只是简单的让某人做某事，keep相当于ask,order keep sb doing sth 意为让某人一直做某事，有过度地做这件事的意思