B. Dreaming affects the quality of sleep. C. It's not so important to know the cause of dreaming. D. It's hard to find out the secrets of dreaming. 【4】What does the text focus on? A. Dreams and memories. B. The patterns of dreams. ...
The future of the aircraft industry is still the responsibility of the engineer. Money alone never did and never will create anything. The goal of Computer Science is to build something that will last at least until we've finished building it. Usenet is like Tetris for people who still remem...