12, B. The inscription on the bronze is called bronze inscription.
13, c Shang dynasty. The maturity of bronze culture was in Shang Dynasty.
14 topic, d authoritarian centralization. The legacy left by the Qin Dynasty to later generations is autocratic centralization.
15, bChunqiu. The county system began to exist in the Spring and Autumn Period.
16, C 1②. (3) No, the Qin Dynasty practiced the county system at the local level, not the provincial system, but the Yuan Dynasty. ④ No, the characters at that time were seal script, not official script. So there are only ① ② pairs.
17 topic, c burning books and burying Confucianism. It can be seen from "selling bamboo cigarettes" and "ashes are not cold".
18, d Five Classics of Confucianism. Imperial academy studied Confucian classics. Imperial academy was founded in the period of Emperor Wu of the Han Dynasty, and Emperor Wu of the Han Dynasty "ousted a hundred schools of thought and respected Confucianism exclusively", which established the exclusive position of Confucianism.