“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 tired after waking up.
It may be less important to sleep than to _____.

A．think

B．dream

C．work

D．study

Dreams and films are usually _____.

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

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 are have too much work to do.

The main idea of the story is that_____

A．what dream is	B．people like to sleep
C．dreams are films	D．we always remember dreams

Which of these ideas is in the story?

A．Long dreams can make you tired.

B．We don't like to dream.

C．The mind doesn't work when we dream.

D．Too much dreaming can be useful.