Athletes do exercises a lot.

运动员会做很多运动。

I do exercises for legs approximately once a week and most of my leg workouts include ballet movements and yoga stretching.

我大约每星期一次做腿部运动，而且绝大部分的腿部训练包括芭蕾舞步和瑜伽伸展运动。

Students often do exercises in the morning.

学生经常早晨作体操。

In the senior year, I was the commissary in charge of sports and led my classmates to do exercises.

大四时，我担任体育委员，带领同学们锻炼身体。

Let's go and do exercises.

大家去做操吧。