根据短文内容，从每文后的上个选项中洗出五个能填入空白处的最佳选项。
How do animals live in the cold winter? They do many different, amazing things to get through the winter.
Some of them "migrate". This means they travel to other places where the weather is warmer or they can find food. Because the trip can be dangerous, some traveling large groups. Other kinds of birds fly alone.
Some animals keep active in winter. They must fit the changing weather. To keep warm, animals may grow thicker fur in autumn.
Some animals begin to collect their winter food in autumn. When it's very cold, they stay in their homes. Squirrels collect seeds and nuts. They're safe and warm in their homes in winter.
They're in hibernation(冬眠). They eat much food in autumn. In winter they eat nothing. They're very hungry when they wake up in spring. They usually look for food in March or April.
Winter is cold in northern countries Put animals are smart. They can spend winter safely.
| A. Some other animals sleep for a long time in winter. B. Some animals eat a little food in winter. C. Many birds migrate in autumn. D. They can eat the food they collect in autumn. E. Many animals have the same way to spend the winter safely. F. Many make changes in their bodies. G. Bears, snakes and frogs are such animals. |
B. 
C. 
D. 