The librarian asked him to return the book_____A.in one day or two B.for one or two days C.within one day or two days D.in a day or twoA 和C为什么不对
问题描述：
The librarian asked him to return the book_____
A.in one day or two B.for one or two days C.within one day or two days D.in a day or two
A 和C为什么不对
答
D
习惯用法
C就是太罗嗦了，语法上是没错的
A一般不这么用
答
D
习惯用法
答
语法上没什么错.只是人们习惯上会说：
A. in one or two days
C. within one or two days