◎ 题干
—Why did you stop writing?  
—I _____ my writing paper.  
[     ]
A. ran out of
B. have been used up
C. have used up of
D. have run out
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—Why did you stop writing? —I _____ my writing paper. [ ]A. ran out ofB. have been used up C. have used up of D. have run out…”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。