exercise用法
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.
做锻炼英语短语是do exercise。
重点词汇：exercise
音标：英?['eks?sa?z]? ? ?美?['eks?rsa?z]? ?
n.?运动；练习；作业
vt.?运用
vi.?锻炼
短语：
regular exercise?常规性的锻炼；经常操练，按时训练
aerobic exercise?有氧运动
do exercise?锻炼；做运动；做练习
例句：
You?shouldn't?exercise?on?a full?stomach.?
你不应该吃饱了就运动。
Diet?and?exercise?are?obviously?important.?
显然，饮食和运动是重要的。
Regular?exercise?helps?prevent?weight gain.?
经常锻炼有助于防止体重增加。
Which?is better?exercise—swimming?or?tennis?
游泳和网球，哪种运动比较好？
近义词：
n. 运动；练习；运用；操练；礼拜；典礼
movement?,?sport?,?ceremony?,?campaign?,?practice
vt. 锻炼；练习；使用；使忙碌；使惊恐
make use of?,?fashion?,?occupy?,?alarm?,?employ
vi. 运动；练习
motion?,?do sport
