单项选择题
A.Right B.Wrong C.Not mentioned
A.only a minor health problem. B.the world’s most common health problem C.merely,a teenage disease. D.an incurable disease.
A.they got other people to dig up bodies for them. B.they sold the bodies only to one surgeon. C.they dug up bodies not just from graveyards. D.they resorted to murder to get bodies.