They were quite confident that the debt would be paid soon①属于五种基本句型中主 系 表结构还是主 谓 宾结构?②句中有表语怎么还会出现that宾语从句啊?

问题描述:

They were quite confident that the debt would be paid soon①属于五种基本句型中主 系 表结构还是主 谓 宾结构?②句中有表语怎么还会出现that宾语从句啊?
课本上说是宾语从句,

属于主 系 表结构