___Saturday afternoons my father plays basketball with my brother.A.From B.On C.In D.At

题目

___Saturday afternoons my father plays basketball with my brother.A.From B.On C.In D.At

答案

绝对选B,在具体某天都用介词"on".如果没有saturday,就可以用in 了.
我是英语专业,不懂可以再问我,