般将来时1用 be doing 表示将来:主要意义是表示按计划、安排即将发生的动作,常用于位 置转移的动词。如: go,come,leave,arrive 等,也可用于其他动作动词。We are having fish for dinner.We are moving to a different hotel the day after tomorrow. 这种用法通常带有表示将来的时间状语,如果不带时间状语,则根据上下文可表示最近 即将发生的动作。A: Where are you going? B: I am going for a walk. Are you coming with me?A: Yes,I am just coming. Wait for me.2用 be going to do 表示将来:主要意义,一是表示 “意图 ”,即打算在最近的将来 或将来进行某事。Are you going to post that letter?How long is he going to stay here?I am going to bo