你非走不可真是件憾事.It's a pity that you should have to leave.这里为什么要有should可不可以去掉should?

分类: 作业答案 • 2021-12-18 16:37:50

问题描述：

你非走不可真是件憾事.It's a pity that you should have to leave.这里为什么要有should
可不可以去掉should?

答