我要告诉某人一个好消息,但是那个好消息已经发生在上个星期了,我用it was really a good news对吗?it was really a good news和it is really a good news有什么区别?

问题描述:

我要告诉某人一个好消息,但是那个好消息已经发生在上个星期了,我用it was really a good news对吗?
it was really a good news和it is really a good news有什么区别?