There --- a dirty lake, now here is a beautiful garden. A used to B used to be C used to have D is
问题描述:
There --- a dirty lake, now here is a beautiful garden. A used to B used to be C used to have D is
答
B get/be used to doing 过去习惯习惯 uesd to 过去做
答
答案:B
used to be 过去有
不明白的再问,多谢!