ps枫叶图案:以前一直做什么,用英语里的什么时态?
来源:百度文库 编辑:中科新闻网 时间:2024/10/03 17:05:11
比如:我以前一直游泳
用often +过去式 能表达出来吗?
用often +过去式 能表达出来吗?
have been doing
过去完成进行时
had been doing
used to
I used to swim.
现在完成进行时HAVE BEEN DOING
had been doing
have been doing
过去完成进行时
had been doing
used to
I used to swim.
现在完成进行时HAVE BEEN DOING
had been doing