1.Dreams may be more important than sleep.Some people don't need much sleep.(66)B
Dreams take up about one quarter of our sleeping time.People have several dreams each night.Some dreams are like short movies.They are usually in color.(67)D They come to us over again.That may be because the dreamer is worrying about something.Dreaming may be a way of trying to find an answer.
(68)ABut often we can't remember the dream.Dreams can disappear quickly from memory.Sometimes we wake up with a good feeling from a dream.
(69)EThe more we sleep,the longer we dream.(70)C So we may have a long sleep but still wake up tired.
A.Some people get new ideas about their work from dream.
B.But we all need to dream,scientists say.
C.The mind is hard at work when we dream.
D.Some dreams are like old movies.
E.Too much dreaming can not be good.