单选题 The bribe and the bridegroom were overwhelmed in happiness when their family offered to take them to Rome to _______the marriage.

【正确答案】 C

【答案解析】[解析] 题干句意为：当他们的家人提出带他们到罗马______婚时，新娘和新郎都沉浸在幸福的海洋里。C选项consummate意为“完成，做成，使达到极点”，符合句意。因此，正确答案是C。