Which symbol is not on our national emblem?
A. cogwheel
B. five stars
C. hammer
D. ears of grain
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When was the First Plenary Session of the Chinese People's Political Consultative Conference held?
A. September 1949
B. August 1949
C. October 1949
D. July 1949
Who established the Tang dynasty?
A. Zhu Yuanzhang
B. Li Yuan
C. Zhao Kuangyin
D. Li Shimin
The Grand Canal between Beijing and Hangzhou was firstly constructed in Spring and Autumn period in ancient China for the purpose of military action.
A. 对
B. 错
In ancient China, people paired items from Heavenly Stems and Earthly Branches respectively to mark the year, and sixty years form a cycle.
A. 对
B. 错