exercise 与exercises 的区别及用法

来源：学生作业帮编辑：拍题作业网作业帮分类：英语作业时间：2024/05/16 03:20:10

exercise 可以是动词“锻炼”,如 He exercises every day. 此时,exercises 是 exercise 的单三形式.
exercise 也可以是名词.
（1）“练习”,“操”可数名词如 There are many exercises in the book.
We should do eye exercises.
（2）“锻炼”,不可数名词如 Let's take exercise.
再问：早操或课间操是要exercise还是exercises呢
再答：早操：morning exercises

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