A. oracle B. the lesser seal character C. big-seal style character D. Chinese bronze inscriptions
A. Chinese B. Arabs C. Europeans D. Koreans
Aircraft carrier B. FAST C. Jiaolong(submersible) D. Chang’ E. Lunar Exploration Projects
A. larger in shape B. smaller in shape C. greater in quantity D. smaller in quantity
A. 868A.D. B. 1150A.D. C. 612A.D. D. 121A.D.