Come up to the front of the room,please.中的come u意思是什么

Come up to the front of the room,please.中的come u意思是什么 请问come up to the front of class 中,是come up 一组?还是up to 一组? come to the front 的意思 come to look for me in the front room Please come into the room.Please( )the room. come up to the hill come to look for me in the front room改否定句 进房间：come in to the room Don't stand ____the room.please come in.A.in front of B.in t come to the aid of He c_____ up the tree in front of his room,then h_____ in to nobody are in the room.please ask someone to come here 改错