It’s necessary to be prepared for a job interview._____ the answers ready

问题描述:

It’s necessary to be prepared for a job interview._____ the answers ready
will be of great help.
A.To have had B.Having had C.Have D.Having
b为什么不对?
c、d到底哪个是对的?

d .. 表示一般故不用b, 主动(You) having the answers ready
因为语境中指的是一般情况下的事情,而不应该是b里的特指已经准备好