Xia-Shang-Zhou dynasties were an important historic period of Chinese civilization from rise to prosperous.

夏、商与西周三代，是中国古代文明由兴起到繁盛的重要历史时期。

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At that timemy best friends were Zhou Huiming and Ye Xia. They were out-going and very naughty. I loved them very much.

那时候，我最好的朋友是周慧明和叶霞。他们很外向，并且和淘气，我非常爱他们。 。

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To sum up, in the late primitive society to the xia, shang and zhou era is the main currency form physical currency, has a wide circulation is natural.

综上所述，原始社会后期至夏、商、周时代主要货币形态是实物货币，流通较广的是天然贝。

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