需要设置机械排烟设施且室内净高小于等于()米的场所应划分防烟分区,每个防烟分区的建筑面积不宜超过500平方米,防烟分区不应跨越防火分区。
A、3
B、5
C、6
D、8
参考答案:C
The news came _______the British Queen’s Mother celebrated her 101st birthday in good health, _____ isn’t surprising,because she lives an easy life and gets the best medical care.
A.that/which
B.which/which
C.that/that
D.when/as
人的气质可分为()
A、多血质
B、粘液质
C、胆汁质
D、抑郁质
E、兴奋质