prepare to do sth和prepare for doing sth 有什么区别 be ready to do sth和be ready for doing sth有什么有区别还是一样?有区别是什么区别?

问题描述:

prepare to do sth和prepare for doing sth 有什么区别 be ready to do sth和be ready for doing sth有什么
有区别还是一样?有区别是什么区别?