be about to 和be going to 有什么不同?请详细回答.举出例子最好.感激不尽

be to和be about to区别 be about to do和be about doing 区别 be about to 和be to 有什么区别? be about to的用法和意思 be going to和be to和be about to的区别 be clear with,be clear to,be clear about和be clear of的区别. be angry about和be angry with和be angry to的区别 be about doing 和 be about to do的区别和用法! be about to do 和plan to 有什么区别 They will be about to get it.翻译下这里为什么用be和about nothing to be worry about be about to的用法 to be about+动词不定式 be doing和be going to do和 be about to do no matter what和whatever尽量详细点 be about to和will的区别?有什么区别? do/does和be about to 在一般将来时中的用法? be known about和be known be about to do 和be going to do的区别?