文章献给准备过英语专业四级的同学，给同学提供一些习题练习，希望大家考试成功。
1. But it’s easy to kill creativity by giving rewards for poor performance or creating too much anticipation for rewards.
2. The fridge’s effect upon the environment has been evident, while its contribution to human happiness has been insignificant.
3. It may then take us a long time to render it intelligent by loading in the right software or by altering the architecture but that too will happen.
4. As the intelligence of robots increase to match that of humans and as their cost declines through economies of scale we may use them to expand our frontiers.
5. Further ahead, by a combination of the great wealth this new age will bring and the technology it will provide, the construction of a vast, man-created world in space, home to thousands or millions of people, will be within our power.
6. Later, people tried to lift a building off its foundation, and insert rubber(橡胶) and steel between the building and its foundation to reduce the impact of ground vibrations(动摇).
7. If they are not sincere and do not practise what they preach(说教，鼓吹), their children may grow confused and emotionally insecure when they grow old enough to think for themselves, and realize they have been to some extent fooled.
8. For all these reasons, reading newspapers efficiently, which means getting what you want from them without missing things you need but without wasting time, demands skill and self-awareness as you modify and apply the techniques of reading.
9.“In Japan, a most competitive society with stronger discipline than ours.” Says Isaac Stern. “children are ready to test their limits every day in many fields, including music.”
10. What does the phrase ‘learning to use a computer’ mean? It sounds like ‘learning to drive a car’; that is , it sounds as if there is some set of definite skills that, once acquired, enable one to use a computer.
1、但是如果对绩效差的业绩也进行奖励或者让人们对奖励有太多的预期，是很容易抹杀创造性的。
2、冰箱对环境的影响是显而易见的，而它对促进人们幸福的贡献却是微不足道的。
3、装载正确的软件来使它智能化可能要花费我们很长的时间，或者也可以改变它的结构，但同样的情况也会发生。
4、由于机器人的智能增长到了人脑的程度，加上通过规模经济降低了生产成本，我们可以使用它们来拓展前沿。
5、在将来，通过新一代人创造的财富和科技，建设一座可以容纳千百万人的人造大型太空站也是可以的。
6、后来，人们试着把建筑物从其基地上撑起来，在建筑物和地基间灌入橡胶和钢铁以减少地表震动的影响。
7、如果他们对于自己吹捧的东西不认真对待也不去执行的话，他们的孩子将在糊里糊涂中长大，并且当他们对自己进行一些思考的时候，他们会在情感上有不安全感并认为他们遭受了某种程度的欺骗。
8、因为所有这些原因，要进行有效读报的话，既要得到你需要的信息又不浪费时间，需要选择和应用良好的阅读技能和自我了解。
9、“在日本，是一个比我们更有纪律性和竞争性的社会。”Isaac Stern说。“孩子们每天都准备在各个领域内冲刺极限，包括音乐。”
10、“学习使用计算机”这个短语是什么意思呢?听起来像是“学习驾驶汽车”也就是说，好象里面有一套确定的技能，一旦获得，就会使用计算机了。
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