pauper的复数形式怎么写

　　例句：

　　A pauper has as much a right to learn as a king.

　　穷人和国王一样均有受教育的权利。

　　Most residents in this district are urban pauper.

　　在这个区居住的大部分人都是城市贫民。

　　He guards the sleep of his pauper master if he were a prince.

　　即使主人是乞丐，他也会像守护王子一样伴随着主人。