阅读下面短文，根据短文内容完成下面各题。

Dreams may be more important than sleep．Some people don't need much sleep．But we all need to dream，scientists say．

（A）Dreams take up about one quarter of our sleeping time．People have several dreams each night．Dreams are like short films．They are usually in color．Some dreams are like old films．They come to us over and over again．That may be because the dreamer is worrying about something．

Dreaming may be a way of trying to find an answer．Some people get new ideas about their work from dreams．They could have been thinking about their work all day．These thoughts can carry over into dreams．

Sometimes we wake up with a good feeling from a dream．But often we can't remember the dream．Dreams can disappear quickly from memory．（B）The more we sleep，the longer we dream．Too much dreaming can be harmful．The mind is hard at working when we dream．That is why we may have a long sleep and still wake up tired．

1．Are dreams very important to us? （简要回答）

2．According to the author（作者），what are dreams like?（简要回答）

3．Why do we sometimes still feel tired after a long sleep? （简要回答）

4．将文中的句子（A）译成汉语。

5．将文中的句子（B）译成汉语。

“ Dreams may be more important than sleep. We all need to dream.” some scientists say. Dreams take up about one quarter of our sleeping time. People have several dreams each night.

   Dreams are like short films. They are usually in color. Some dreams are like old films. They come up over and over again. That may be the dreamer worrying about something. Dreaming may be a way of trying to find an answer.

   Some people get new ideas about their work from dreams. They may have been thinking about their work all day. These thoughts can carry over into dreams.

   Too much dreaming can be harmful. The more we sleep,the longer we dream. The mind is still at work when we dream. That is why we may have a long sleep and still wake up tired.

1. It may be less important to sleep than to _____.

A.think    B.dream     C.work    D.study

2.Dreams and films are usually _____.

A.very long    B.in color    C.about work    D.very sad

3.Why do some people often dream about their work?

A.Because they are tired in the daytime.

B.Because they not interested in their work.

C.Because they may be thinking about their work all day.

D.Because they have too much work to do.

4. The main idea of the story is that_____

A.what dream is          B.people like to sleep

C.dreams are like films     D.we always remember dreams

5. Which sentence is RIGHT?

A. It is good to sleep longer.

B. We will feel tired after a long dream.

C. The mind isn’t work when we dream.

D. All people can find an answer of the work in the dream.