(Photo: gb.cri.cn)

(Photo: gb.cri.cn)

(Photo: gb.cri.cn)

(Photo: gb.cri.cn)

(Photo: gb.cri.cn)

U.S. conjoined twin sisters Abby and Brittany Hensel graduated from university and are beginning their career as primary school teachers, but they are going to have one salary because they do the job of one person, according to BBC reports. (Photo: gb.cri.cn)