exercise可数吗exercise表示作业时可不可数?do Maths exercise还是do Maths exercises?
问题描述：
exercise可数吗
exercise表示作业时可不可数?do Maths exercise还是do Maths exercises?
答
不用加
答
是 do maths exercises
答
exercise 做锻炼，运动的意思时事不可数名词
练习题，早操可数
答
加s
答
（智力的）运用；（尤指）锻炼运动时不可数,比如说：The doctor advised him to take more exercise.(发音,体操,保健,深呼吸,钢琴等)练习,训练时可数,比如说：The teacher set her class a mathematics exercise for homework.还有（部队等的）操练,演习也是可数的,比如说：military exercises军事操练