forget doing sth 和 forget to do sth的区别

forget doing sth 和 forget to do sth的区别 forget to do sth.和forget doing sth.以及frighten 和frightened的区别 请问forget to do sth与forget doing sth 的用法和区别 forget doing sth和forget to do sth有什么区别? forget doing sth与 forget to do sth 用法的区别 forget to do sth．与forget doing sth.的区别? forget to dp sth和forget doing sth 以及remember to do sth remem dont forget to do sth 与dont forget doing sth有什么区别 初二的英语公式比如：forget to do sth.Forget doing sth.Remember to do s 如何分析remember to do sth,和remember doing sth.forget to do sth, forget to do sth和fail to do sth 的区别 fail to do sth与forget to do的区别