Pupil Gong Nuo plays Beijing Opera for teachers at the First Primary School in Boxing County, east China's Shandong Province, Sept. 7, 2009. On the eve of Chinese Teacher's Day, which falls on Sept. 10, pupils of this school sent greetings and best wishes to their teachers.(Xinhua/Chen Bin)

Pupil Gong Nuo plays Beijing Opera for teachers at the First Primary School in Boxing County, east China's Shandong Province, Sept. 7, 2009. On the eve of Chinese Teacher's Day, which falls on Sept. 10, pupils of this school sent greetings and best wishes to their teachers.(Xinhua/Chen Bin)

Pupil Yan Shuting plays Beijing Opera for teachers and students at the First Primary School in Boxing County, east China's Shandong Province, Sept. 7, 2009. On the eve of Chinese Teacher's Day, which falls on Sept. 10, pupils of this school sent greetings and best wishes to their teachers.(Xinhua/Chen Bin)