leave sb doing sth和leave sb to do sth有什么区别?
leave sb doing sth和leave sb to do sth有什么区别?
get/leave sb to do sth get/leave sb doing sth get/leave sth
leave sb doing sth 和keep doing sth区别
leave sb doing 和 leave sb to do有什么区别?
hear sb do sth和doing sth有什么区别有to do sth吗
get sb to do sth 和 get sb doing sth有什么区别
get sb to do sth 和get sb doing sth 有什么区别?
teach sb doing sth和teach sb to do sth有什么区别
persuade sb to do sth和persuade sb into doing sth 有什么区别
keep sb doing sth 和keep sb to do sth 有什么区别啊
help sb doing sth 和help sb to do sth 有什么区别?
difficult for sb to do sth 和difficult for sb doing sth 有什么区别