◎ 题干
Everyone should learn something about first aid, because every second   in an emergency.
A.urgesB.costsC.needsD.counts
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“Everyone should learn something about first aid, because every second in an emergency.A.urgesB.costsC.needsD.counts…”主要考查了你对  【动词短语】【动词】  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。