题目内容：

will \be doing to do \be about to do \be to do的区别

优质解答

will是表示将来的一般用法be going to do有……的趋势（如天气变化）,也有计划要做（I'm going to have a walk.）be about to do正要做……（I was about to go out when the phone rang.）be to do有计划,安排,命令...