描述海洋动物的简单句 — 英语选择题
题目
海洋观察卡上写着：这种动物不是鱼，有坚硬的壳，还用四只鳍游泳。哪句话描述的是它？A. A sea turtle has a hard shell. It swims with four flippers. B. A crab has eight legs. It walks on the sand. C. A dolphin has a long body. It swims fast. D. A shark has sharp teeth. It swims in the sea.