说出棘皮动物的分纲及代表动物
参考答案：
①海星纲，海盘车
②蛇尾纲：阳遂足
③海胆纲：马粪海胆
④海参纲：刺参
⑤海百合纲：海百合、海羊齿
简述违规制造、销售枪支罪成立的客观条件。
----What do you think of the film we saw last night?
----I feel ______ that the film is well worth seeing once more.
A．strong
B．strongly
C．hardly
D．bad
