keep什么意思keep on doing与keep doing的区别，keep away from是什么意思

keep smiling 什么意思

意思是 保持微笑 keep是维持、保持的意思，smile是微笑的意思 因为keep doing sth，所以smile要用ing形式，即smiling。 O(∩_∩)O~ 希望能帮到你。

keep on doing与keep doing的区别，keep away from是什么意思

keep doing / keep on doing 1) 均可表示“继续做某事,反复做某事”,可互换,只是 keep on 更加强调时间的间隔性和动作的反复性,及某人做某事的决心. He kept on working until midnight though he was tied. The boy kept /kept on asking some silly questions in class. 2) 若表示一连续不段的动作,或某一动作的持续状态,只宜用keep doing . She kept waving to her husband until he was out of sight. They kept standing outside the room during all the meeting. Keep lying here; I will be back soon. 3) 若表示今后或将来继续做某事,则只宜用keep on doing . We must keep on working hard in ing new year. He kept on smoking though we advised him to to smoke.