最佳答案
exercise泛指“锻炼”时,做不可数名词;如:take exercise 锻炼身体;take more exercise多锻炼;exercise表示“体操”或“练习(题)”时是可数名词,要用复数形式。; 如: do morning exercises(做早操); do eye exercises(做眼保健操); do English exercises(做英语练习)
exercise泛指“锻炼”时,做不可数名词;如:take exercise 锻炼身体;take more exercise多锻炼;exercise表示“体操”或“练习(题)”时是可数名词,要用复数形式。; 如: do morning exercises(做早操); do eye exercises(做眼保健操); do English exercises(做英语练习)