I'm sure if you come here,you will find how nice they wil be.这句话有没有语法问题?

问题描述:

I'm sure if you come here,you will find how nice they wil be.这句话有没有语法问题?

I'm sure if you come here,you would find out how nice they are.是宾语从句吗,这句子的时态是怎没回事?谢谢虚拟语气,对未发生情况的假设。