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 请从语法角度 选择啊正确答案是A 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 请从语法角度 选择啊
正确答案是A 为什么不选b?

in a day or two 一两天内d.应为one or two days

D

A
意为我听说他将在一,两天内到

A.a day or two
一,两天的意思,其它表示都错

A
in a day or two
再过一两天