标题: 求助！！ OG-SC-111 [打印本页] 作者: 独孤吟 时间: 2011-5-15 22:45 标题: 求助！！ OG-SC-111 Construction of the Roman Colosseum, which was officially known as the Flavian Amphitheater, began in A.D. 69, during the reign of Vespasian, was completed a decade later, during the reign of Titus, who opened the Colosseum with a one-hundred-day cycle of religious pageants, gladiatorial games, and spectacles.
A.which was officially known as the Flavian Amphitheater, began in A.D. 69, during the reign of Vespasian,
B.officially known as the Flavian Amphitheater, begun in A.D. 69, during the reign of Vespasian, and
C.which was officially known as the Flavian Amphitheater, began in A.D. 69, during the reign of Vespasian, and
D.officially known as the Flavian Amphitheater and begun in A.D. 69, during the reign of Vespasian it
E.officially known as the Flavian Amphitheater, which was begun in A.D. 69, during the reign of Vespasian, and
D和E那个known 用错没有？逗号加done表示什么意思啊？是同位语还是插入语？known的逻辑主语是什么？求助啊求助！！谢谢啦！~~ 作者: robertlau 时间: 2011-5-15 23:58
what is the OA then??? I assume it is C?