30． Why can fish swim in the water? Jack's answer is ________ ．A．fish can't walk on landB． fish can- t swim on landC． fish can-t walk in the waterD．fish has no legs or hands
30． Why can fish swim in the water? Jack's answer is ________ ．
A．fish can't walk on land
B． fish can- t swim on land
C． fish can-t walk in the water
D．fish has no legs or hands
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