let me tell you there's going to be a dinner party for you at five o'clock为什么用there's going to be ,请解释语法结构

问题描述:

let me tell you there's going to be a dinner party for you at five o'clock
为什么用there's going to be ,请解释语法结构

be going to be 是表示将来时的用法~~

there be 结构的意思不用说了吧!
这句话应该是欢迎仪式的宴会,将来时的标识方法!

和there will be 一样用法
表示将来
be going to=will