A teacher measures body temperature for a student at a primary school in Urumqi, capital of northwest China's Xinjiang Uygur Autonomous Region, on Sept. 14, 2009. Urumqi's primary and middle school students were back in classrooms Monday, after the schools suspended classes for about a week due to an outbreak of A/H1N1 influenza cases and a traffic control. [Zhao Ge/Xinhua]