题目内容：

    In winter,many animals like to sleep.But their sleeps can be very long and deep.This kind of sleep is called hibernation.During this kind of sleep,their temperatures go down,and hearts beat slowly.They take very small breathes.

Animals can hibernate for part of all of the winter.It’s hard for them to find things to eat.When they go to sleep,they don’t need much food.

Bears,hedgehogs（刺猬）and chipmunks（花栗鼠）got to sleep in their homes.Frogs and snakes hibernate, too.Frogs move into the earth under water to keep themselves warm.

Before they go to sleep,they eat a lot to get fat.Some also keep food in their homes to eat later.

Bears are the biggest animals that hibernate.They often sleep in caves.Bears must eat a lot of things like nuts before going to sleep for a long time.They eat as much as 300 apples （that’s the same as 60 hamburgers）each day for many weeks.They can eat for 20 hours a day!

Bears can go into a very deep sleep.It can last from three months to half a year.During that time they do not eat,drink or go to the toilet.A mother bear can give birth to babies during her hibernation.

Other animals sleep less. Sometimes they wake up to eat, or take a walk. Then they go to sleep again.

1.During hibernation, which of the following is NOT true of animals?

A.Their temperatures drop. B.Their hearts beat slowly.

C.They take small breathes. D.They sleep for the whole winter

2.______hibernate for the longest time.

A.Hedgehogs B.Bears C.Chipmunks D.Snakes

3.What does the underlined word“hibernation”mean in Chinese?

A.休息 B.休养 C.冬眠 D.睡觉

4.How many kinds of animals are mentioned in the passage?

A.Three. B.Four C.Five D.Six

5.According to the article,we can learn that bears______.

A.eat 300 apples all together before hibernation B.can give birth to babies during hibernation

C.can wake up to take a walk during hibernation D.eat a lot even when they are in hibernation