【译文】劳工家庭中的孩子上大学生成为非常平常的事情，此后他们也加入各种专业行当。劳工阶层的工资近来也快速增长，使得两个阶层间的界线越来越模糊。
As we have said, however, the class system is much less rigid than it was, and for a long time it has been government policy to reduce class distinctions. Working-class students very commonly receive a university education and enter the professions, and working-class incomes have grown so much recently that the distinctions between the two classes are becoming less and less clear.
【结构剖析】议论文。本文谈论了在争议的话题——人工智能。真正意义上的人工智能是否会实现?作者对此表示怀疑，并认为无论怎样人工智能都不可能克服其固有的局限性而超越人脑。
Health effects from indoor air pollutants may be experienced soon after exposure or, possibly, years later. Immediate effects may show up after a single exposure or repeated exposures. These include irritation (不适) of the eyes, nose, throat,headaches, dizziness, and fatigue. Such immediate effects are 47 short-term and treatable. Certain immediate effects are similar to those from colds or other viral (病毒性的) diseases, so it is often difficult to determine if the symptoms are a result of 48 to indoor air pollution. For this reason, it is important to pay attention to the time and place 49 occur.
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2.考试前天准备好准考证，身份证，2B铅笔和黑色水笔，橡皮擦和直尺。
3.开考60分钟后方可交卷，获准后方能离开考场。
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A Letter to the
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方法:先略读,目的在于快速了解作文的中心思想.首先看下标题,接着读第一段,抓住中心思想,在浏览一下其他段落的首句和末句.最后读完结尾段.接着进行寻读,重点在于有目标的去找出文中某些特定的信息.
注意:1.快速写作如果没有小标题,就需要快速浏览第一段的第一句话和最后一句话,以及后面每个段落的第一句来了解作文主要内容.
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