关于be to do 和 will be doing No one _____this building without the permission of police.a.is leavingb.will be leavingc.has leftd.is to leaved可是我选了b

be to do sth和will do sth的区别 be going to do 和will do和 be doing都能表将来吗? be going to和will do和be about to do和be to do和be doing都表示将来,有什么区别.怎么用 be to do,be going to do,will do,be about to do的区别. will e doing to do e about to do e to do的区别 be to do sth.和will do sth.和be about to do sth.有什么不同? will do sth, be about to do sth, be to do sth, be going to do sth 和be doing 的区别will do sth, be about to do sth, be to do sth, be going to do sth 和be doing 的详细用法及它们之间的区别 be to do.be going to do.be doing.will do.有什么区别? be going to do/be doing/will do/be to do等 的区别~ There will be sb to do sth to be yourself ,you will do 关于将来时态 be going to; will do; be关于将来时态 be going to; will do; be about to; be doing 有什么不同 在哪种情况下用哪个.希望解释的仔细点 表示天气这方面,will be 和be going to do用哪个呢 be going to,be doing,will do有什么区别 will be 与be going to do 的用法 关于be to do 和 will be doing No one _____this building without the permission of police.a.is leavingb.will be leavingc.has leftd.is to leaved可是我选了b will 和 be going to do sth.的区别请学长们指教:will 和 be going to do sth.还有 will 和 shall 的区别. 求关于be to do sth的用法和意思