Dreams Everyone can dream. Indeed, everyone does dream. Those who (51)thatthey never dream at all actually dream (52) as frequently as the rest of us， (53)they may not remember anything about it. Even those of us who are perfectly (54) of dreaming night after night very seldom remember those dreams in (55)detail but merely retain an untidy mixture of seemingly unrelated _ (56),Dreams are not simply visual — we dream with all our (57)so that we appear to experience sound, touch, smell, and taste. One of the world’s oldest_ (58) written documents is the Egyptian Book of Dreams. This volume is about five thousand years old, so you can see _ __ (59) dreams were believed to have a special significance even then. Many ancient civilizations believed that you_(60) never wake a sleeping person as, during sleep, the soul had left the body and might not be able to return _(61) time if the sleeper were suddenly awoken. From ancient times to the present (62)，people have been making attempts to interpret dreams and to (63) their significance. There are many books availableon the (64) of dream interpretation， although unfortunately there are almost as many meanings for a particular dream (65) there are books.

A. minute

B. hour

C. moment

D. day