根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。将答案写在答题纸上。
Dream is a semi-conscious state where we have absolutely no control over our thoughts and expressions.  小题1: Maybe the answer is "yes", but it may be "No".
Research proves that all of us dream at least twice or more in our sleep though we may not remember when we get up.  小题2: Within 10 minutes, almost all dreams are forgotten.
People who are blind from birth dream, too.  小题3: During Roman era some dreams were even discussed and interpreted in the senate as the dream was considered to be a God sent message for the mankind. Clear dreams are considered those dreams where persons can take full or partial control of their dreams.
 小题4: Writing down and keeping track of your dreams is very important. Second thing is noticing signs or triggers (刺激物) that can help us stay aware that we are in dreaming state. Once we start dreaming clearly we could control the imaginary experiences in the dream environment.  小题5: An interesting fact is that our body is paralyzed(不动弹)during our sleep probably to prevent the body from acting out dreams.
A. In 5 minutes of waking, half of our dream is forgotten.
B. It is just that the dreams of these individuals are formed by other senses such as the touch, smell, sound and C. taste.
C. The content and purpose of dreams are not fully understood.
D. Most important fact in order to be aware that we are dreaming is practice.
E. Do you know that most of us spend six years or more of our lifetime dreaming?
F. This is extremely important for people that have nightmares.
G. This means that the brain mainly works with signals from itself.