keep doing 和keep to do的区别
keep doing 和keep to do主要从语义和用法来区分。
一、语义的不同
keep doing的意思是：保持，一直不间断地做某事。keep doing 是持续干某事。
keep to do 的意思是：保持，坚持；继续去做。to 是介词。keep to do 是保持干某事的某种状态。
二、用法的不同
keep doing表示继续做某件事,重复做某事,指前面做过的事情或者刚刚在做的事情。
keep to do表示继续做另一件事情,是指与前面刚做的事情是不同的。
扩展资料：
1、keep at sth
继续做某事（或坚持干）
to continue working at sth
Come on, keep at it, you've nearly finished!
快，要坚持，你马上就要完成了！
2、keep sb at sth
使某人继续做（或坚持干）某事
to make sb continue working at sth
He kept us at it all day.
他让我们不停地干了一天。
3、keep away (from sb/sth)
避免接近；远离；勿靠近
to avoid going near sb/sth
Keep away from the edge of the cliff.
切莫靠近悬崖边。
4、keep sb/sth away (from sb/sth)
不让接近某人（或某事物）；使离开
to prevent sb/sth from going somewhere
Her illness kept her away from work for several weeks.
她病得好几周都上不了班。
5、keep back (from sb/sth)
（与…）保持距离
to stay at a distance from sb/sth
Keep well back from the road.
离公路远些。
