1、We often practise speaking English .我们经常练习说英语。

2、you should practice running from now.从现在开始你应该练习跑步。

3、 l must practice playing the piano.我必须练习弹钢琴。

4、l am practicing playing basketball.我在练习打篮球。

5、I want you to practice doing this until tomorrow.我希望你坚持练习做此事,直到第二天。