请问下,strat to do sth和start doing sth的区别,

请问下,strat to do sth和start doing sth的区别, start doing sth.和start to do sth.的区别 请问"start to do sth."和"start doing sth.有什么区别? start to do sth 和start doing sth 有什么区别,写出他们的语法 英语几个语法问题start to do sth 和start doing sth的区别stop doing sth ,s suggest doing sth/start to do sth. practice doing sth.和practice to do sth.的区别 refuse to do sth和refuse doing sth的区别 forget doing sth 和 forget to do sth的区别 love to do sth和 love doing sth的区别 stop to do sth 和stop doing sth的区别? like to do sth和like doing sth的区别