be to do sth.和will do sth.和be about to do sth.有什么不同?

来源：学生作业帮编辑：作业帮分类：英语作业时间：2024/07/16 11:50:37

e to do表示一种命中注定会发生的事情
will do 表示一种个人意愿（将会做某事,这个主要和be going to do区分）
be about to do表示即将、马上、眼瞅着要做某事
例句：
1.Two boys were saying goodbye to each other without knowing they were not to meet again.
2.I'll go to London.
3.The telephone rang when I was about to go out.

be going to do sth.和will do sth.有什么不同? be to do sth.和be about to do sth.有什么区别? be to do sth和will do sth的区别 be seen to do sth 和 be seen do sth 有什么不同?举实例说明 sb be seen to do sth 和 sb be seen do sth 有什么不同? will do sth, be about to do sth, be to do sth, be going to d be consided to do sth 和be supposed to do sth 有什么区别 be going to sth和 will do sth有什么区别? be likely to do sth ,have an ability to do sth和may有什么区别 be allowed to do sth和allow sb to do sth有什么区别?怎么运用? be surprised at sth.和be surprised to do sth. There be sth to do?和There be sth done?