"We hold these truths to be self-evident."这句话是什么句型?

这是个“主谓宾+宾补”句型.如：
They use some waste paper to make paper board boxes.
He wishes his daughter to go to university abroad.
He ordered his son to be polite.
再问： 请问什么叫self-evidence？
再答： 可以去理解为“洗清自己”