内容正文:
Day 11
A
The weather gets colder, days get shorter and leaves change color and then fall off the tree. Soon the winter comes. People live in warm houses and 1 thick coats outside. But what happens to the animals?
Animals do many different amazing things to 2 the winter. Here are some examples:
Some animals 3 for part or all of the winter. It is a special, very deep sleep called hibernation(冬眠). The animal’s body temperature 4 , and its heartbeat and breathing slow down. In autumn, these animals get ready for winter 5 eating more food than in summer and storing(储存) it as body fat. They use this fat to keep them alive while sleeping. Bears and chipmunks(金花鼠) hibernate. 6 do snakes, frogs and even some bugs.
Some animals stay active in winter. It is 7 for them to find food. Some of them, like mice, collect extra food in autumn and store it to eat later. Some animals eat 8 kinds of food as the seasons change. They may live in holes, in trees