ask sb do sth和ask sb to do sth这两个短语有什么区别?

问题描述:

ask sb do sth和ask sb to do sth
这两个短语有什么区别?

没有ask sb do sth, 只有ask sb to do sth, 表示请求某人做...(事情. )
I have to ask David to wait in the vestibule我只好让大卫在前厅等著。
ask sb. (about) sth. 问某人某事
ask sb to do sth.让某人做某事
ask for help/sth 请求帮助,要求某事物
ask sb in/out 邀请某人出来,进来

没有ask sb do sth这个短语
ask sb. (about) sth. 问某人某事
ask sb to do sth.让某人做某事
ask for help/sth 请求帮助,要求某事物
ask sb in/out 邀请某人出来,进来

没有ask sb do sth,只有ask sb to do sth,表示请求某人做...(事情.)
I have to ask David to wait in the vestibule我只好让大卫在前厅等著.

没有ask sb do sth, 只有ask sb to do sth, 表示请求某人做...(事情. )
I have to ask David to wait in the vestibule我只好让大卫在前厅等著。