根据《高层民用建筑设计防火规范》,凡高度超过( )米的饭店均属于一类建筑物,其耐火等级应达到一级。
A.24
B.22
C.20
D.18
参考答案:A
48. When the _____ young actor appeared on the stage, all eyes were fixed upon him.
A.beautiful
B.handsome
C.pretty
D.happy
有关薄束的说法正确的是()
A.位于脊髓前索
B.传导同侧上肢浅感觉
C.起自对侧脊髓后柱固有核
D.只见于脊髓胸、腰段
E.传导同侧下肢本体觉