the problem (discuessed) at meeting yesterday has not been solved yet.

问题描述:

the problem (discuessed) at meeting yesterday has not been solved yet.
为什么这里不能用 WAS DISCUESS

这里discussed是过去分词当作定语,修饰前面的名词problem(讨论的问题).如果用了was discussed,句子里就有了两个动词(discussed以及has not been solved),语法上不对.当然,可以改成勇从句来表达:The problem whi...