Having finished her project ,she was invited by the school ____ to the new students.A.speaking B

题目

Having finished her project ,she was invited by the school ____ to the new students.A.speaking B
Having finished her project ,she was invited by the school ____ to the new students.
A.speaking B.having spoken C.to speak D.to have spoken
状语完成时,she was invited是一般过去式的被动态吗?为什么to speak没有时态变化?
我知道invite sb.to do sth.邀请某人做某事

答案