Due to the high sediment concentration and the broken geological structure of Jinghe riverbed, Zhengguoqu Canal was much silted and became out of use in _______ Dynasty.
举一反三
- The Zhengguoqu canal was partly responsible for the fact that the Qin state eventually became the first to unify China.
- Seal Script appeared in the Warring States Period. And it was formed in Qin Dynasty. Then, it became dominant in the Han dynasty and remained in use through the Wèi-Jìn periods.
- After Zhengguoqu Canal was built, large farming lands got irrigated in Guanzhong Plain and became fertile. Since then there were no more disastrous years. Guanzhong Plain became the ________of the State of Qin.
- The custom of pasting spring couplets began in Song Dynasty and became popular in Ming Dynasty.( )
- The Forbidden City was constructed during the Qing Dynasty, and became the imperial palace to the end of the Qing Dynasty.