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【多选题】
施工单位有下列行为之一的,由县级以上地方人民政府建设主管部门责令改正,处10万元以上20万元以下的罚款,则下列表述正确的有( )。
A.
未对进人施工现场的墙体材料、保温材料、门窗等进行查验
B.
未对进人施工现场的采暖制冷系统和照明设备进行查验
C.
使用不符合施工图设计文件要求的采暖制冷系统和照明设备
D.
使用列入禁止使用目录的技术、工艺、材料和设备
E.
偿向本单位职工提供能源或者对能源消费实行包费制
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【简答题】如图,AB ∥ A′B′,BC ∥ B′C′,BC交A′B′于点D,∠B与∠B′有什么关系?为什么?
【单选题】According to the interview, Professor Smith indicates that
A.
people are reluctant to talk about privacy publicly in the 1920s.
B.
American women were given more rights and choices in the 1920s.
C.
many women were forced to join the army during the 1920s.
D.
the number of students attending high school decreased in the 1920s.
【单选题】无零点二阶系统的闭环特征方程为 , 阶跃信号作用下的过渡过程 ( )
A.
不存在超调
B.
存在超调
C.
不稳定
【单选题】已知:如图,梯形ABCD中,AD ∥ BC,AB=a,AD=b,∠A=2∠C,则BC长为(  )
A.
a+ b 2
B.
a 2 +b
C.
a+b
D.
a+2b
【判断题】People are reluctant to take unnecessary meetings.
A.
正确
B.
错误
【单选题】先导式溢流阀开启时,远程控制口的压力 进油口的压力。
A.
大于
B.
等于
C.
小于
D.
小于或等于
【判断题】由于脐带绕颈、生产过程中胎盘早剥,羊水栓塞,生后发生窒息、中毒、护理不当所造成的脑瘫为先天因素.
A.
正确
B.
错误
【单选题】Some people are reluctant to hear 'an animal is unhappy' for the reason that______.
A.
they usually prefer positive emotions to negative ones
B.
the emotions animals have are usually happy rather than sad
C.
animals experience more happy emotions than unhappy ones
D.
they refuse to stop using animals for the benefit of their own
【判断题】People are reluctant to show you the rope s when they know you are new.
A.
正确
B.
错误
【单选题】Most surveys find that people are reluctant to place themselves at either the top or the bottom of the social ladder.
A.
uncommon
B.
uncertain
C.
unwilling
D.
voluntary
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