A.牛 B.豬 C.羊 D.狗 E.駱駝
A.絲蟲(chóng) B.血吸蟲(chóng) C.華支睪吸蟲(chóng) D.肺吸蟲(chóng) E.棘球蚴
A.腦 B.皮下 C.腹腔 D.肝臟 E.肺臟