But, in fact, elephants h____ better than they see. And so he had an idea: if elephants are smart and they have good hearing, maybe they can play music.
答案
ear
知识点:动词的用法

句意:但是,事实上大象的听力比视觉好。他有一个想法:如果大象聪明并且听觉好,也许他们可以播放音乐。听hear,正确答案为hear。

略
