It would be btter if you did sth 和 It would be better if you do sth 有什么区别?

It would be better if you did sth 是虚拟,如果说 It would be better if you had sports every day (= 如果你每天进行运动,该会更好),只表示一种假设,其实“你”不是每天运动,it would be better if you do sth 不...