关于KerleyB线，下述观点哪项正确（） A.常见于二尖瓣狭窄 B._爱下问搜题

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问题单项选择题

关于KerleyB线，下述观点哪项正确（）

A.常见于二尖瓣狭窄

B.病理为肺叶间裂积液所致

C.多分布于中肺野

D.病理基础为盘状肺不张

E.常见于慢性支气管炎

答案

参考答案：A

选择题

Jim has been looking for his dictionary for almost an hour,and Tracy forgot to tell him that David________it ________2 hours ago.[ ]

A. took; away

B. took; in

C. took; over

D. took; on

判断题

重大事故的应急管理是指事故发生后的应急救援活动。