The coolest thing about it is the top videos of the week are selected for prizes.
问题描述：
The coolest thing about it is the top videos of the week are selected for prizes.
求分析这句话的主谓宾分别是什么?
is后面省略了that，that引导的是表语从句
答
The coolest thing about it（主语部分） is（系动词） the top videos of the week are selected for prizes.（表语从句）
这句话是英语中的主系表结构,没有谓语动词和宾语.