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In today’s Internet age, the demand for online games continues to grow. Online computer game centers exist in many cities and towns throughout Asia. Facing the pressures of school and life, people tend to the virtual world, expecting a diversion from these problems. Too often, however, they can lead to problems and unhealthy addictions 迷。 This is most clearly seen in the example of South Korea. The country has the world’s highest percentage of high-speed Internet services. It also has a high number of online game players and related problems. In 2002, a young man collapsed(突然晕倒) and died while playing online games. He had been playing almost nonstop for 86 hours at an Internet café. Another young man killed his sister after becoming confused between the online world and real life. A 12-year-old boy stole US $ 16,000 from his father and ran away from home. He did this to continue his obsession(着迷) with an online game. Such problems, however, don’t just happen in South Korea. They are spreading to other parts of Asia, as well. What kinds of people develop online game addiction? What does the problem look like? Dr. SueHuei Chen, a clinical psychologist, researches Internet addiction. She discovered some signs of at-risk individuals such as lack friendships and good social skills. Those problem individuals feel it so compulsive 难控制的to play online games that they could sacrifice things such as school or family. They feel the need to spend more and more time online. And they become upset if anyone tries to limit限制 their online game playing. How many problem game players are there? In mainland China, the potential number of problem online gamers is alarming. In 2004, the China daily reported that China had 13.8 million online game players. Furthermore, it stated that 80 percent of these were under 25 and had signs of addiction. Such numbers point toward a growing problem among Chinese young people. Make sure to keep control over your online game playing. If you don’t control it, it can get control of you. 小题1:What is mainly discussed in the passage? A.The disadvantages of the Internet. B.The online game problems in Asia. C.The popularity of online games worldwide. D.The cause of online game addiction. 小题2:The underlined word “diversion” in the first paragraph is closest in meaning to __________. A.career B.comfort C.escape D.support 小题3:According to Paragraph 2, which of the following statements is NOT true? A.The young killer’s sister was killed in a fictional 科幻 world B.Online game playing is responsible for the young man’s death. C.People in South Korea have access to the Internet most easily. D.The teenage boy stole money because of his playing games online. 小题4:What can we learn from the passage? A.Most people in Asia have developed an addiction to online games. B.Online game addictions cause many life-and-death arguments in South Korea. C.Lonely and unsociable people seem to more easily develop Internet addictions. D.In the year 2004 there were a total of 13.8 million Chinese visiting the Internet.
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【多选题】胆结石术后,取半坐卧位的目的是
A.
利于腹腔引流
B.
减少手术后出血
C.
减轻伤口缝合张力
D.
减轻腹胀
E.
减轻疼痛
【多选题】胆结石术后,取半坐卧位的目的是
A.
减少手术后出血
B.
利于腹腔引流
C.
减轻伤口缝合张力
D.
减轻疼痛
E.
减轻腹胀
【单选题】______是国际互惠贸易的一种形式,由采购方向另一个国家的供应商下达订单,条件是要在相反的方向上售出相等的或特定价值的商品。(    )
A.
反向贸易    
B.
回购或补偿贸易
C.
转换贸易    
D.
抵消贸易
【多选题】供电系统一般由()组成。
A.
高压供电源系统
B.
牵引供电系统
C.
动力照明供电系统
D.
电力监控系统
【多选题】串联电抗器的功能是
A.
限制短路电流
B.
减少系统受到短路电流的冲击
C.
减小单相短路发生的可能性
D.
减小单相接地电容电流
【多选题】胆结石术后,取半坐卧位的目的是
A.
减少手术后出恤
B.
利于腹腔引流
C.
减轻伤口缝合张力
D.
减轻疼痛
E.
减轻腹胀
【单选题】____ 是国际互惠贸易的一种形式,由采购方向另一个国家的供应商下达订单,条件是要在相反方向上售出相等的或特定价值的商品。( )
A.
反向贸易
B.
回购或补偿贸易
C.
转换贸易
D.
抵消贸易
【简答题】已知函数 . (1)若当 时,函数 的最大值为 ,求 的值; (2)设 ( 为函数 的导函数),若函数 在 上是单调函数,求 的取值范围.
【多选题】高压供电系统是由()及馈电线组成。
A.
市电电源
B.
高压开关设备
C.
变压器
D.
直流操作电源
【简答题】已知函数 的最大值为 ,最小值为 . (1)求 的值; (2)已知函数 ,当 时求自变量x的集合.
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