practise:v. 练习，实践；经常做；从事；实施，实行；信奉；阴谋策划I'm quite good at tennis but I need to practisemy serve.我网球打得不错 不过我需要练习发球。

He usually wants to practise his English on me.他通常想跟我练习英语。Practise mental arithmetic when you go out shopping.外出购物时练习一下心算。If you practise speaking English, you'll soon improve.只要你练习说英语，很快就会进步。practice:n. 实践；练习；惯例vi. 练习；实习；实行vt. 练习；实习；实行How do you practice your English 你怎么练习英语？Kristin would like a practice session.Kristin想要一个练习环节。