...skin. Besides keeping its insides together, the skin of...
a frog's eyeballs help it catch insects 相关知识点: 试题来源: 解析 【主旨大意】本文介绍了青蛙皮肤的特殊功能。【难句注释】Different types of frogs have different feet whichare suited to their habitats and lifestyles.不同类型的青蛙有不同种类的脚,这些脚与它们不同的栖息地和生活方式相适应。【...