Have all the students konw that our class will visit the factory

题目

Have all the students konw that our class will visit the factory
Yes,Every student ___ about it.
A.have told B.have been told C.has told D.has been told

答案

D.has been to
此题为现在完成时的考察,
Every student 视为单数名次,故使用单三
又因为被动语态,所以为be+done
如果还有不会的,就求助我吧