May 4th Movement of 1919 ,918 emergencies,Qing Dynasty, Qin dynasty, Opium War, degree Celsius, governing of the Zhenguan , The founding a nation grand occasion, the 29th Olympic Games, transmit the Olympic Games torch, the chlorophyll, the cell, the photosynthesis, the respiration, the carbon dioxide, the greenhouse effect, in the world great miracle, Mount Everest, the Mt. Fuji, the Alps, the Pacific Ocean, Indian Ocean, Arctic Ocean, Atlantic, Asia, Europe, Africa, North America, the South America, the antarctica, Copernicus's heliocentric theory, Darwin's theory of evolution, superior win and the inferior wash out, president, president, the Versailles Palace, the Louvre, the equator, the tropic of capricorn, the Tropic of Cancer, the antarctic circle, the arctic circle, Africa's Cape of Good Hope, the Sahara, the tropical rain forest, the Qinghai-Tibet railway, the western big development, East Africa Great Rift Valley, the Maya culture 五四运动，九一八事变，清朝，秦朝，鸦片战争，摄氏度，贞观之治，开元盛事，第二十九届奥运会，传递奥运火炬，叶绿素，细胞，光合作用，呼吸作用，二氧化碳，温室效应，世界上的伟大奇迹，珠穆朗玛峰，富士山，阿尔卑斯山，太平洋，印度洋，北冰洋，大西洋，亚洲，欧洲，非洲，北美洲，南美洲，南极洲，哥白尼的日心说，达尔文的进化论，优胜劣汰，主席，总统，凡尔赛宫，卢浮宫，赤道，南回归线，北回归线，南极圈，北极圈，非洲的好望角，撒哈拉沙漠，热带雨林，青藏铁路，西部大开发，东非大裂谷，玛雅文化
傻傻的双子
