The Kangaroos' players went home proud that they had done their best.that引导了原因从句吗?

问题描述:

The Kangaroos' players went home proud that they had done their best.that引导了原因从句吗?

When the Kangaroo's players went home,they were proud that they had done their best.
that 引导的句子做they的主语补足语,补充说明主语they的状态.
上面的话是错的.that 引导的句子在这句中是系表宾从.根本不是主语补足语,不会别乱讲.