单选题 Parents who believe that playing video games is less harmful to their kids" attention spans than watching TV may want to reconsider. Some researchers 1 more than 1,300 children in different grades for a year. They asked both the kids and their parents to estimate how many hours per week the kids spent watching TV and playing video games, and they 2 the children"s attention spans by 3 their schoolteachers. 4 studies have examined the effect of TV or video games on attention problems, but not both. By looking at video-game use 5 TV watching, these scientists were able to show for the first time that the two activities have a similar relationship 6 attention problems.
Shawn Green, a psychologist at the University of Minnesota, points out that the study doesn"t distinguish between the type of 7 required to excel at a video game and that required to excel in school.
"A child who is capable of playing a video game for hours 8 obviously does not have a 9 problem with paying attention," says Green. " 10 are they able to pay attention to a game but not in school? What expectancies have the games set up that aren"t being delivered in a school 11 ?" Modem TV shows are so exciting and fast paced that they make reading and schoolwork seem 12 by comparison, and the same may be true 13 video games, the study notes.
"We weren"t able to break the games down by educational versus non-educational 14 nonviolent versus violent," says Swing, 15 that the impact that different types of games may have on attention is a ripe area for future research.
【正确答案】 A
【答案解析】[解析] A项，“follow”意为“追踪”；B项，“train”意为“训练”；C项，“question”意为“质疑”；D项，“challenge”意为“挑战”，句意是研究人员进行跟踪调查，因此选择A。
【正确答案】 D
【答案解析】[解析] A项，“provoke”意为“煽动”；B项，“speculate”意为“猜测”；C项，“formulate”意为“制定”；D项，“assess”意为“评估，评定”，由句意可知，“研究人员评估孩子们的注意力”，因此选择D。
【正确答案】 A
【答案解析】[解析] A项，“survey”意为“调查”；B项，“consider”意为“考虑”；C项，“persuade”意为“劝说”；D项，“guide”意为“引导”，由句意可知，“通过调查学校老师来评估”，因此选择A。
【正确答案】 B
【答案解析】[解析] A项，“Continued”意为“持续的”；B项，“Previous”意为“先前的”；C项，“Later”意为“以后的”；D项，“Ongoing”意为“正在进行的”，句意是说先前的研究，因此选择B。
【正确答案】 C
【答案解析】[解析] A项，“far from”意为“远离，一点也不”；B项，“except for”意为“除……之外”；C项，“as well as”意为“和……一样”；D项，“instead of”意为“是……而不是……”，由句意可知，“视频游戏和看电视一样影响注意力”，因此选择C。
【正确答案】 B
【答案解析】[解析] 此处为固定搭配，“have a relationship to sth.”意为“与某事有关”，句意是说这两种活动与孩子注意力有类似关系，因此选择B。
【正确答案】 C
【答案解析】[解析] A项，“competition”意为“竞争”；B项，“technique”意为“技术”；C项，“attention”意为“注意力”；D项，“strategy”意为“策略”，句意是说没有区分在视频游戏中和在学校的注意力的不同之处，因此选择C。
【正确答案】 A
【答案解析】[解析] A项，“on end”意为“连续地”；B项，“at length”意为“详尽地”；C项，“now and then”意为“不时地”；D项，“in and out”意为“进进出出地”，句子是说孩子连续玩几小时视频游戏，因此选择A。
【正确答案】 C
【答案解析】[解析] A项，“similar”意为“相似的”；B项，“relevant”意为“相关的”；C项，“serious”意为“严重的”；D项，“tricky”意为“狡猾的”，句子是说很明显注意力并不具有严重问题，因此选择C。
【正确答案】 B
【答案解析】[解析] 此处要根据句意来选择，该句是说，为什么在学校里不能集中注意力，而却能够关注游戏，所以应该是“why为什么”，因此选择B。
【正确答案】 A
【答案解析】[解析] A项，“setting”意为“环境”；B项，“scene”意为“场景，现场”；C项，“frame”意为“框架”；D项，“platform”意为“平台”，句意是在强调学校环境，因此选择A。
【正确答案】 C
【答案解析】[解析] A项，“industrious”意为“勤奋的”；B项，“limited”意为“有限的”；C项，“dull”意为“无趣的”；D项，“funny”意为“有趣的”，该句意思是说阅读和作业相比电视节目而言显得沉闷，因此选择C。
【正确答案】 D
【答案解析】[解析] 本题要根据上下文来选择搭配，本句是对前句所说阅读和作业相比电视节目而言显得沉闷而做的呼应，即对视频游戏而言也会产生同样的结果，因此选择D。
【正确答案】 A
【答案解析】[解析] 此空需要理解句意来选择合适的介词，此句是说游戏的教育性和非教育性或非暴力性与暴力性是我们所无法打破的，这里表达一个或的并列关系，因此选择A。
【正确答案】 A
【答案解析】[解析] 根据上下文来理解句意，这里是：“斯温又说不同类型的游戏对注意力的影响”，adding that...是伴随状语。add的意思是“又说，补充说。”因此选择A。