The phone is ringing.Go and answer ___ .A,it,B,that,C,the phone D,/

题目

The phone is ringing.Go and answer ___ .A,it,B,that,C,the phone D,/

答案

A 动宾结构,此处it不能省略.
前面提到的事物,通常用It代替,如果上文是复数就用them
【俊狼猎英】