need+to be done和need +doing的区别

need+to be done和need +doing的区别 need doing 和need to be done 的区别 need doing 和 need to be done有什么区别? need doing 和need to be done need to do、need do、need doing、neeed to be done的区别 need doing ,need to be done,need to do 三者的区别? 英语 求详解--need doing 和need to be done区别 need to be done与need to doing的区别是什么? sth need to be done 和sth need doing 两种表被动用法意思上有什么细微的差别 need to do 和 need doing的意思和区别 need doing = need to be 它和need to do有什么区别 need to do和need doing的区别