动物王国

1:(c)中胚层,2:(a)全身毛孔,3:(b)固着(或附着在下层),4:(a), 5:腔肠动物(b), 6: (c)栉水母,7:绦虫(d), 8:(一)Aschelminthes 9: (c)排泄,10:(d)对运动器官