【正确答案】 B

【答案解析】[解析] 画线词组的原形give up意为“放弃”。B项的原形abandon(放弃)与画线词组意思相同；例：Mary has given up the hope of marrying.玛丽已经放弃了结婚的希望。A项的原形end意为“结束”；例：The government acted to end bakers" strike in the city.政府采取行动结束了城里面包师傅的罢工。C项的原形build意为“建立；加强”；例：Tension is building between the two nations.两国之间的紧张关系正在上升。D项strengthen意为“加强”；例：Our friendship has steadily strengthened over the years.几年来我们的友谊稳固增进。