纵隔镜检查的禁忌证包括（）
A.上腔静脉梗阻综合征
B.颈椎病
C.气管严重受压移位
D.主动脉瘤破裂出血
E.高血压病
参考答案：A, C, D
除乙类第6项物品外的乙类仓库，与民用建筑之间的防火间距不宜小于()m。
A.20
B.25
C.30
D.35
谜语题。
1. To whom does everyone always take off his hat?
Answer: _____
2. What word can be prefixed to these words to make new words?
DAY SHINE BEAM RISE
