Students have a class in the open air beside their temporary shelters at a middle school in Ningqiang county, Northwest China's Shaanxi province May 28, 2008. Senior students at the school are busy preparing for the university entrance exams although most schools suspended classes due to severe damages after the May 12 earthquake and ensuing aftershocks in the county. [Xinhua]

Students have a class in the open air beside their temporary shelters at a middle school in Ningqiang county, west China's Shaanxi province May 23, 2008. Senior students at the school are busy preparing for the university entrance exams although most schools suspended classes due to severe damages after the May 12 earthquake and ensuing aftershocks in the county. [Xinhua]

Students have a class in the open air in Ningqiang county, west China's Shaanxi province May 23, 2008. Senior students at the school are busy preparing for the university entrance exams although most schools suspended classes due to severe damages after the May 12 earthquake and ensuing aftershocks in the county. [Xinhua]