请问什么是陈述句

陈述句简单点讲就是“说”一件事。句子结构：主语+谓语动词+其他......。句尾用句号。
He works day and night.
She studies very carefully.

就是翻译成汉语后只能用句号的句子.够通俗吧

主语+谓语+宾语 例如这样句子结构的就是陈述语句

陈述就是客观地表述一件事情，最后的标点是句号。
比如：My name is Li Ming.
There is a party at the school.
I will do it tomorrow.