问题描述:
I—————— on my report next work so I won't be able to meet you any day
A am working B will be working C was working D have been working
我想知道,为什么用进行时态
A am working B will be working C was working D have been working
我想知道,为什么用进行时态
问题解答:
我来补答展开全文阅读