In some cases, when a predator approaches, fishes escape on hearing ______.
A、the sounds of other species
B、the sounds of their prey
C、the sounds of the approaching enemy
D、the sounds of their fellows
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试题解析
答案为 C。根据第一段最后一句,It appears in some cases that when a predator approaches,the prey depends on no more than the sounds it makes to escape符合题意。