This program will examine the writer’s books in details,_____ introduction to her life.

问题描述:

This program will examine the writer’s books in details,_____ introduction to her life.
A.following B.having following C.being followed D.to be followed
选那个,请解析...
following在句中是什么成分?

A
因为这里是主动关系,所以用ing即可.