参考答案: Riverside Scene on Tomb-Sweeping Day was painted by Zhang Zeduan,a painter lived in the late Northern Song Dynasty and early Southern Song Dynasty.It depicts scenes along the Bianhe River in Dongjing,the capital city of the Northern Song Dynasty on the Tomb-Swecping Day.The painting is divided into three parts.The first part dcpicts a team of pack animals walking slowly along the river bank in the suburbs in the morning light; the second part portrays the bustling scene around the Bianhe bridge over the river; the third part shows the downtown streets, crowded with people doing business.The whole scroll is 24.8 centimeters wide and 528.7 centimeters long, and has approximately more than 500 people, over 50 animals, and 170 trees depicted on it.This wonderful painting makes us study better the life of people at that time in the Northern Song capital city.