i hear he will come in_ a .a day or two b.one day or two c.one and two days d.one day or two days为什么不选b?
问题描述:
i hear he will come in_ a .a day or two b.one day or two c.one and two days d.one day or two days
为什么不选b?
答
固定词组
in a day or two.没有为什么