【简答题】As we approach the 21st century,it is clearer than ever that science and technology are changging the way we live and work.The breakthroughs in bioengineering science are helping to reveal the mysteri...
【简答题】BEIJING, Feb 13 — Never has China's economic growth attracted so much global attention. The shock waves from the financial cr (危机) that started in the United States have spread across the entire w...