美国俄勒冈州姐妹市孔子课堂的学生们对中国文化很感兴趣，练书法、写春联，乐在其中。[摄影：张文强]
A US student holds up her Chinese calligraphy, which reads "enrich your life", in a Confucius classroom in Sisters, Oregon, the US. [Photo by Zhang Wenqiang]