The bridge company sued the county for the full price of the bridge on the undisputed ground that the county had ________ the contract.

The bridge company sued the county for the full price of the bridge on the undisputed ground that the county had ________ the contract. A: adjoined B: reversed C: breached D: complicated

Prior to the Yuan Dynasty, porcelain production took place all over the land. However, by the Ming and Qing Dynasties, Jingdezhen outshined all other areas and became the undisputed center of Chinese porcelain production.

The Great HanWu Emperor tells the story of HanWu Emperor Liu Che. Liu Che’s great talents made the Han Dynasty the most powerful country in the world and the undisputed center of world civilization at that time.

The Great HanWu Emperor tells the story of HanWu Emperor Liu Che. Liu Che’s great talents made the Han Dynasty the most powerful country in the world and the undisputed center of world civilization at that time. A: 正确 B: 错误