A.蚯蚓B.螞蟻C.蜻蜓D.淡水魚(yú)E.溪蟹
A.雞蛔蟲(chóng)B.小鉤銳形線蟲(chóng)C.鵝裂口線蟲(chóng)D.美洲四棱線蟲(chóng)E.雞球蟲(chóng)
A.毒害艾美耳球蟲(chóng)B.堆型艾美耳球蟲(chóng)C.布氏艾美耳球蟲(chóng)D.毀滅泰澤球蟲(chóng)E.有毒艾美耳球蟲(chóng)