Q20:
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
這題沒有人問,答案給C,我選A.
選C的人大概判斷began是動詞,我判斷began是過去分詞,
所以選C的話and的前面缺主動詞.
請教一下began的詞性大家認為是啥?