be going to表示的是有迹象要发生还是will do

be going to表示的是有迹象要发生的事吗 will be doing,be going to do,will do ,有什么差别?be going to leav be going to和will do和be about to do和be to do和be doing都表示将来,有什 be going to,be doing,will do有什么区别 be to do,be going to do,will do,be about to do的区别. be to do.be going to do.be doing.will do.有什么区别? will be 与be going to do 的用法 be going to do里going是动词还是名词? be going to do/be doing/will do/be to do等 的区别~ be going to do,will be,be doing三种用来表示未来时有什么差别? be to be ,be going to be ,be about to be ,will be ,表示将要,有什么区 关于will与be going to do 的区别