消防设施和器材不按规定安设的；失效后不及时更换的（）三违行为。
查看答案
上下平行交叉作业，应有防护措施，（）应搭防护棚。
A. 出入口
B. 过道
C. 行人处
要害岗位或单独值班岗位人员班中睡觉，或做与工种无关的事情的（）三违行为。
A. 一般
B. 严重
It can be inferred from the passage that the "prevailing dogma"(line 14)held that
A. Jim Crow laws were passed to give legal status to well-established discriminatory practices in the South.
B. Jim Crow laws were passed to establish order and uniformity in the discriminatory practices of different southern states.
C. Jim Crow laws were passed to erase the social gains that Black people had achieved since Reconstruction.
D. the continuity of racial segregation in the South was disrupted by passage of Jim Crow laws.
E. the Jim Crow laws of the late nineteenth and early twentieth centuries were passed to reverse the effect of earlier Jim Crow laws.
Which of the following best describes the organization of the first paragraph？
A thesis is presented and supporting examples are provided.
B. Opposing views are presented, classified, and then reconciled.
C. A fact is stated, and an explanation is advanced and then refuted.
D. A theory is proposed, considered, and then amended.
E. An opinion is presented, qualified, and then reaffirmed.
微信支付 
支付宝支付