题目内容：

为什么You will be invited to have meals with their family中的invite要用过去式?
You will be invited to have meals with their family这个句子为什么不能改为You will be invite to have meals with their family,invite在什么情况下用过去式什么情况下不用?

优质解答

这个不是这样的
be后要加动词ing或动词的过去分词
注意,这不是过去式
表示被.
所以用invited