Question

exercise的三种用法（当动词、不可数名词、及名词时的用法，并举例说明

急需

Answer 1

动词，Your weight is increasing, you should exercise more. ， 不可数名词，Doing exercise is good for our health， 可数名词， We have many exercises to do。 动词是练习。练习，习题（可数）操（可数） 锻炼（不可数）

Answer 2

1 What goes on inside your brain when you exercise?
当你锻炼时你的大脑内部酝酿着什么？
2 Good health depends upon good food, exercise, and getting enough sleep.
健康依赖于良好的食物、运动和充足的睡眠。
3 He always does some exercises in the morning. 他经常早上作练习