◎ 题干
It is a great        to know that no one got injured in this traffic accident.  
[     ]
A. comfort
B. safety
C. shelter
D. rest
◎ 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“It is a greatto know that no one got injured in this traffic accident. [ ]A. comfortB. safetyC. shelterD. rest…”主要考查了你对  【名词】  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。