A. By good sense of water waves made by quarries. B. By good sense of smell and electrical magnetic power. C. By good sense of light. D. By good sense of bloo 参考答案:B 答案解析:[解题思路] 本题需要的是综合判断能力。 [详细解答] 原文中有这样几句话:“a shark has an extremely good sense of smell”,“Sharks a