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A dolphin breathes through its ______. [br] Engineers are studying the dolphin’s
A dolphin breathes through its ______. [br] Engineers are studying the dolphin’s
游客
2024-07-29
51
管理
问题
A dolphin breathes through its ______. [br] Engineers are studying the dolphin’s skin and shape ______.
选项
A、to learn how fast it can swim
B、to discover the value of the dolphin
C、because dolphins are good swimmers
D、because they like swimming very much
答案
C
解析
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