◎ 题干
She was so upset by the accident that she couldn't ________ to explain just what happened.
[      ]
A. settle down  
B. take down
C. put down  
D. bring down
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“She was so upset by the accident that she couldn't ________ to explain just what happened.[ ]A. settle downB. take downC. put downD. bring down…”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。