在电气化铁路区段,发现接触网导线断落时,周边人员必须远离()m以外,并对该处进行防护

题型:填空题

问题:

在电气化铁路区段,发现接触网导线断落时,周边人员必须远离()m以外,并对该处进行防护。

考点:电力线路工电力线路工题库
题型:填空题

我们在学习和生活中 ,经常使用下面的实验仪器:

 

(1)图中物体的重力是       N。      (2)图中物体的质量为       g。

(3)图中液体的体积是      mL。      (4)图中物体的长度为       cm。

题型:填空题

读“东北地区地形”图,回答下列问题:(8分)

(1)图中的山脉名称是:

A________,B________,C________。

(2)图中的平原名称是:

甲________,乙________,丙________。

(3)图中的河流名称是:

E________,F________。

题型:填空题

Part 4


Questions 26-45


·Read the following passage and decide which answer best fits each space.
·For questions 26-45, mark one letter A, B, C or D on the Answer Sheet.
Participation (26) high school sports is not a constitutional right. (27) , it is a privilege, paid for by taxpayers, open to students who promise to (28) certain conduct requirements on and off the field. One of these promises is to (29) from using drugs. Drug use is a serious problem among high school students. Studies show that as many as 500, 000 high school students use muscle-pumping, life-destroying substances such as steroids. Many more use illegal drugs, (30) cause discipline problems and (31) the stage for lifelong (32) .
Drug testing works to (33) and identify use. That is why drug testing is required to compete in the Olympics, the National Collegiate Athletic Association and the National Football League. (34) drug testing was instituted by these organizations, use of performance- (35) drugs has been greatly reduced. We should want (36) in schools.
Indeed, many athletes (37) testing programs, and no wonder. Without testing, athletes have to choose between drug use and a competitive disadvantage (38) the field.
Those who challenge the need for drug testing may be forgetting (39) it is like be an adolescent. Peer pressure is enormous, and one of the few effective counter-weights is the fear of being caught. More importantly, once drug use is (40) , a school can (41) to the student before he or she gets addicted or arrested.
For 25 years, public schools (42) by federal judges and civil libertarians, with results everyone can see. It is time (43) decisions on how to run public schools locally (44) officials. There is nothing unconstitutional about asking those who gain the advantages of school-sponsored athletics to contribute to the safety of other players, the integrity of the game and their own well-being. The Supreme Court should leave these programs (45) .

A.break out

B.reach out

C.stretch out

D.check out

题型:填空题

以下说法不正确的是()

A.颅脑损伤的危险因素中最常见的是损伤前饮酒

B.反复的、轻微的脑损伤可以积累

C.认知、行为和个性改变,是脑损伤后的身体残障

D.轻度脑损伤患者几天后可恢复正常的行为而无任何问题

E.意识丧失期过后,大多数颅脑损伤患者将遗留身体和认知方面的障碍

题型:填空题

手机商界业务短信服务代码()。

更多题库