exercise是可數還是不可數，或者在不同的意思中可數不可數？

熱心網友

不可數

熱心網友

1.當它作為操和練習時可數,如: do eye exercises,I have four exercises to do.2.當它作為運動講時是不可數,如 I like take some exercise every morning.(我喜歡每天早上做運動.)

熱心網友

exercise作練習講時是可數名詞，作鍛煉講時是不可數。We have many exercises to do every day.可數We do morning exercise every morning.不可數

熱心網友

依據具體情況而定例如do morning exercises take exercise

熱心網友

commencement exercisesarithmetic exercises可數的!