英语几个语法问题start to do sth 和start doing sth的区别stop doing sth ,s
英语几个语法问题start to do sth 和start doing sth的区别stop doing sth ,s
start doing sth.和start to do sth.的区别
start to do sth 和start doing sth 有什么区别,写出他们的语法
suggest doing sth/start to do sth.
stop to do sth 和stop doing sth的区别?
请问"start to do sth."和"start doing sth.有什么区别?
请问下,strat to do sth和start doing sth的区别,
start to do sth与start doing sth与begin to do sth以及begin doing
stop doing sth与stop to do sth的区别
begin doing sth.=start to do sth.=start doing sth.吗?
start doing 与start to do sth 有什么差别?
英语几个短语的区别need to do sth 和need doing sth 的区别