回复 :Until the 18th century, when the technology for extracting sugar from cane was developed, and 19th century, when we learned how to get it from beets, sugar was only available when the fruit ripened or the bees got busy

回复 :Dozens of universities are located here, including the University of Science and Technology of China, one of the country's best," she said

回复 :Cui said the resolution is a shared responsibility for all parties