完形填空
Birds 1 in the trees. Squirrels(松鼠) live in the trees. But do you know that some frogs live in the trees, too?
The tree frog is hard(困难的) to find. This frog can 2 colours. On green leaves, it stays green. On a brown branch(树枝), it turn 3 . Some tree frogs can change from green 4 gold or blue.
Tree frogs 5 legs and white feet. They have sticky(黏的) pads at the end of their toes. These sticky toe pads keep the tree frogs from falling.
Tree frogs have different(不同的) 6 and markings on their skin. Some frogs have green eyes, and some have gray 7 . Some frogs' eyes 8 gold, and some are bright red.
They can male different sounds. One frog 9 a sound like a dog barking. Another frog makes a loud noise like a snore(鼾声). There 10 even a frog that whistles(口哨)!