A.班氏絲蟲(chóng) B.美洲鉤蟲(chóng) C.十二指腸鉤蟲(chóng) D.鞭蟲(chóng) E.蟯蟲(chóng)
A.鞭蟲(chóng) B.蟯蟲(chóng) C.旋毛蟲(chóng) D.鉤蟲(chóng) E.絲蟲(chóng)