隧道结构构造，由( )两大类组成。 A．洞身衬砌 B．主体构造物 C．附属设施 D

清朝雍正帝在云南、贵州、广西、四川等地大规模推行实施“改土归流”，委派流官代替土司，产生了积极影响。主要表现在：

①加强了清朝中央政府对西南少数民族地区的统治 

②促进了各民族之间的经济文化交流

③有利于平定“三藩之乱”

④巩固了统一的多民族国家 [ ]

A．①②③

B．②③④       

C．①③④

D．①②④

巴比妥类药物中毒的急诊救护措施包括（）

A.吸氧、吸痰，必要时气管切开

B.立即静脉输液，进行抗休克治疗

C.催吐、洗胃、导泻清除毒物

D.碱化尿液

E.应用尼可刹米

When a new Harry Potter book hits the shelves, kids aren’t the only people who are happy．Doctors are happy, too．

Doctors in England recently reported that when the last two Harry Potter books came out，the number of kids in the hospital emergency room（急诊室）fell．

Dr．Stephen Gwilym studied the number of kids aged from 5 to 15 who were in the hospital emergency room after the latest Harty Potter books came out．They focused on two weekends：after Order of the Phoenix came out in 2003 and after Half-Blood Prince arrived in stores in the end of 2004．

During the non-Harry Potter weekends，an average（平均）of 67.4 children visited the emergency room．On Harry Potter weekends，that number was 36.5．

Kids were so interested in the books that they would not go outside to play those weekends．Once Dr Stephen Gwilym saw a child sitting peacefully for hours while reading Harry Potter．

69．Why were the doctors happy when the Harry Potter books came out?

A．Because they could read the books．

B．Because there would be fewer injuries in hospital．

C．Because they found the children peacefully reading books．

D．Because they could make the study．

70．What is the name of the last Harry Potter book?

A．Harry Potter                                          B．Order of the Phoenix

C．Half-Blood Prince                                         D．Dr.Stephen Gwilym

71．The sentence“…an average of 67.4 children visited the emergency room’’means“…an average

of 67.4 children                          .”

A．were injured and went to see the doctor

B．read Harry Potter in the emergency room

C．went to see the emergency room

D．stayed at the emergency room to be studied

72．The phrase “hit the shelves” in the passage means        .

A．break the shelves                                          B．begin to be sold

C．become very popular                                      D．become ill

土壤有机质

建立高效的法治实施体系，（）是动力。

A.科学立法

B.严格执法

C.合理的激励评价制度

D.法治工作队伍建设