should have done和could have done的区别?
问题描述：
should have done和could have done的区别?
答
could have done 本可以做而没有做,能做而没有做 shuld have done 1.本应该做而没有做；2.猜测 1.You could have won the first prize if you have spent more time on it.2.The ground is wet.It should have raine...