下列鱼类属于我国特有的古老珍稀鱼种，被称为水中生物活化石的是（  ）

    Hello! My name is John. I am a boy. I am a student. This is my family. My father likes to buy books online. My mother likes to buy clothes at the clothes shop. My brother likes to buy toys at the toy shop. I like to buy food online. Shopping online is fun.