今年，我国长江流域和松花江、嫩江的大洪水牵动了亿万华夏儿女的心。大水过后，在弘扬伟大的抗洪精神推动我国社会主义建设的同时，人们痛定思痛，再一次想起大自然的警告：地球不能没有绿色。绿色是人类生活在地球上赖以生存和发展的重要条件，绿色的值物——地球上唯一... This year, the floods in China’s Yangtze River Valley and the Songhua River and Nenjiang have affected the hearts of hundreds of millions of Chinese children. After the flood, while carrying forward the great anti-flood spirit and promoting the socialist construction in our country, people took a painful pain and once again remembered the warning from nature that the Earth can not live without green. Green is an important condition for the survival and development of human life on earth. The green value - the only one on earth ...