keep和keep on

keep和keep on

keep和keep on 的区别：

1、两者均可后接动名词(不接不定式)。

2、表示反复发生的动作(即动作之间略有间隔)时，两者可互换。

3、表示持续的状态或连续不断的动作(动作之间没有间隔)时, 通常只用 keep doing sth。3. 表示将一直在做的事继续做下去，通常只用 keep on doing。

4、有时若意义明确，keep on 后的 doing sth 可省略，而 keep 后却不能省略 doing sth。

拓展资料

keep的用法

1、The noise kept him awake

噪音吵得他一直没有睡着。

2、Keep away from the doors while the train is moving

列车运行过程中要远离车门。

3、I managed to stick to the diet and keep off sweet foods

我努力做到了只吃规定饮食，不沾甜食。

4、Embarrassment has kept me from doing all sorts of things

我总是害怕受窘，什么事都不敢去做。

5、She bit her lip to keep from crying

她咬住嘴唇不哭。

keep on的用法

1、Sometimes they keep you on a bit longer if there's no one quite ready to step into your shoes

有时如果没有顶替你的合适人选，他们会继续雇用你一段时间。

2、A skeleton staff of 20 is being kept on.

留下了20名骨干人员。

3、He didn't come at all. It was silly of us to keep on waiting for him.

他根本没有来，我们傻等了他半天。

4、If you keep on collection, in time you'll have a wealth of data.

只要你注意搜集，久而久之，资料就丰富了。

5、The practice is to keep on record any analysis of samples.

习惯上要把所有的样品分析记录在案。