12．Working after school has become almost a trend（趋势） for teenagers in the U．S..More than 80percent of American teenagers work at some point during their high school years．Many teenagers in Australia and Europe（欧洲） also work part-time．
But in general，teenagers in East Asia（亚洲） have not followed this trend．Parents in these cultures（文化） encourage their children to study not to"waste"their time working．But is working really a waste of time for teenagers？The answer is unclear．Experts（专家） point to both benefits（利益） and pitfalls of teenager employment（工作）．
One study showed that teenagers who work more than 15hours a week have bad grades．They are also less likely to go to college．
But experts haven't decided that teenager employment should be avoided（避免） after all．They believe that holding a part-time job can teach teenagers about teamwork．Teenagers also learn about managing（安排） their time and money．Employment does bring benefits．Teenagers should be careful，however，to spend less hours working and always put schoolwork first．
76．To have a part-time job is not popular for teenagers inD．
A．the USA
B．Australia
C．Europe
D．East Asia
77．The underlined word"pitfalls"meansB in this passage．
A．good points
B．hidden dangers
C．big losses
D．unseen difficulties
78．Which of the following benefits is not brought by teenager employment？D
A．To teach themselves to work together．
B．To learn how to use their time．
C．To learn to spend their money properly．
D．To help them get better grades．
79．Which of the following is true？A
A．Many Asian parents don't think teenager employment can bring benefits．
B．Teenagers who work part-time will have bad grades at school．
C．Teenager employment will not influence（影响） teenagers'grades at all．
D．Teenagers can work as many hours a week as they like．
80．Which of the following is the best title？C
A．American Teenager Trend
B．Benefits for Work
C．Teenager Employment
D．To Work or Not．
分析 短文主要讲了一些国家和地区对青少年作兼职工作的看法，并对这些看法进行了比较．
解答 答案：76．D 细节推理题．根据第二段句子But in general，teenagers in East Asia（亚洲） have not followed this trend．但总的来说，东亚的青少年没有遵循这一趋势．可知在东亚做兼职工作对青少年来说不太流行．故选D．
77．B 词义猜测题．根据上文 But is working really a waste of time for teenagers？The answer is unclear．Experts（专家） point to both benefits（利益） and pitfalls of teenager employment（工作）．但是青少年工作很浪费时间吗？答案是不清楚的，专家指出青少年就业的好处和…可知结合选项，应说答案是不清楚的，专家指出青少年就业的好处和隐患．所以pitfalls意为隐患．故选B．
78．D 细节理解题．根据第三段句子One study showed that teenagers who work more than 15 hours a week have bad grades．They are also less likely to go to college． 一项研究表明，一周工作超过15小时的青少年成绩不好，他们也不太可能上大学．可知不能帮助他们取得更好的成绩．故选D．
79．A 细节判断题．根据第二段句子Parents in these cultures（文化） encourage their children to study not to"waste"their time working．父母在这些文化中鼓励他们的孩子学习不要浪费他们的时间．可知很多亚洲父母不认为青少年就业能带来好处．故选A．
80．C 主旨归纳题．根据整篇文章内容及其第一段句子Working after school has become almost a trend（趋势） for teenagers in the U．S..More than 80percent of American teenagers work at some point during their high school years．Many teenagers in Australia and Europe（欧洲） also work part-time．在美国，放学后的工作几乎成了青少年的一种趋势，超过80%的美国青少年在高中的某一时间工作，许多澳大利亚和欧洲的青少年也从事兼职工作．可知文章主要说的是青少年的就业．故选C．
点评 在通读全文的基础上，根据全文大意，展开逻辑思维，瞻前顾后，认真观察选项，仔细推敲，确定最佳答案．
