四六级学习网

　　听录音，准确填出划线部分的单词或词组，点击填空答案，显示正确答案！

　　If we accept that we cannot _ science and technology from changing our world, we can at least try to ensure that the changes they make are in the right directions. In a _ society, this means that the public needs to have abasic understanding of science, so that it can make informed decisions and not leave them in the hands of _. At the moment, the public is in two mindsabout science. It has come to expect the _ increase in the standard of living that new developments in science and technology have brought to continue, but it also _ science because it doesn’t understand it.

　　■填空答案■

　　答案：

　　1. prevent

　　2. democratic

　　3. experts

　　4. steady

　　5. distrusts

　　■隐藏■

　　译文:如果我们承认，我们无法阻止科学技术改变我们的世界，我们至少可以努力确保科技带来的变化方向正确。在一个民主社会里，这意味着公众需要对科学有一个基本的了解，从而可以作出明达的决定，而不是把决定留给专家去作。目前，公众对科学存有矛盾之心。公众期望科技新发展带来的生活水准的稳定提高能继续下去，但又怀疑科学，因为他们不懂科学。

　　prevent

　　prevent...from 使...不做某事, 阻止...做某事

　　prevent forestall preclude

　　都含“阻止”的意思。

　　prevent 指“采取预先行动或用障碍物使不发生或停止”, 如:

　　prevent diseases

　　预防疾病。

　　forestall 指“先采取行动以阻止别人做某事”、“先发制人”, 如:

　　Try to forestall their questions.

　　尽量不让他们问问题(作到先发制人)。

　　preclude 指“阻止某人做某事”、“使不可能发生某事”, 如:

　　The bad weather precluded me from attending the meeting.

　　恶劣的天气使我不能出席会议。

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