My father didn't feel well.the doctor asked him to stay in bed for ______ days.a piece/pair/bit/couple of 哪个 这几个的区别是什么?
问题描述：
My father didn't feel well.the doctor asked him to stay in bed for ______ days.
a piece/pair/bit/couple of 哪个 这几个的区别是什么?
答
楼下是正解
答
选a couple of
a couple of days 几天
a piece of 一块,一片,可用来修饰不可数名词 如 a piece of cake
a pair of 一双
a bit of 一点儿