高手分析一下这个句子的结构

问题描述:

高手分析一下这个句子的结构
请帮我分下一下这个句子的结构,哪个是主语哪个是表语等等~.
No one really knows how the ancient egyptians build the pyramids.

No one really knows how the ancient egyptians build the pyramids这是个宾语从句主语是no one谓语是knows宾语是how the ancient egyptians build the pyramids在从句中主语是the ancient egyptians 谓语是 build ...