◎ 题干
We once worked for ten years without finding anything,  but we decided to stick with it.Now our patience has________.
[     ]
A. paid off  
B. paid back
C. given away  
D. given up
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“We once worked for ten years without finding anything,but we decided to stick with it.Now our patience has________.[ ]A. paid off B. paid backC. given away …”主要考查了你对  【动词短语】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。