we are going to work hard ____that day (空中填at还是on或in)
问题描述:
we are going to work hard ____that day (空中填at还是on或in)
为什么不是at
有at that time丫
肯定是on吗
答
on
we are going to work hard ____that day (空中填at还是on或in)
为什么不是at
有at that time丫
肯定是on吗
on