[单项选择]
Dreams
Studies show that in dreams things are seen and heard rather than thought. In terms of the senses, visual experience is present in almost all dreams; auditory experience in 40 to 50 percent; and touch, taste, smell, and pain in a relatively small percentage. A considerable amount of emotion is commonly present, usually a pure and single emotion such as fear, anger, or Joy.
Two clearly distinguishable states of sleep exist. The first state, called NREM-sleep (non- rapid-eye-movement sleep), occupies most of the sleep period and is associated with a relatively low pulse and blood pressure, and few or no reports of dreaming. The second type of sleep, known as REM-sleep ( rapid-eye-movement sleep) occurs cyclically during the sleep period with rapid eye movements and frequent dream reports. Typically, a person has four or five periods of REM-sleep during the night, whether the dreams are remembered often, rarely, or not at all; th
A. one, we "see" our dreams, and two, we "think" our dreams
B. one, we are happy, and two, we are angry
C. one, dreams put new information into our memories, and two, dreams have real meanings in pictures different from our logical thinking
D. we have pictures in dreams because one, we have slow eye movements, and two, we have rapid eye movements