大学英语精读第三册课后答案（大学英语精读第三册课后答案解析）

最佳答案大学英语精读第三册课后答案解析第一单元：人与环境 1. 课文内容回顾 本单元的课文主要讲述了人与环境的关系。文章通过介绍全球环境问题和中国的环境问题，呼吁人们采取行动保...

大学英语精读第三册课后答案解析

第一单元：人与环境

1. 课文内容回顾

本单元的课文主要讲述了人与环境的关系。文章通过介绍全球环境问题和中国的环境问题，呼吁人们采取行动保护环境，建设绿色地球。

2. 问题解答

1) What are the major global environmental problems mentioned in the text?

答：The major global environmental problems mentioned in the text include air pollution, water pollution, deforestation, climate change, and loss of biodiversity.

2) What is the main cause of air pollution in many developing countries?

答：The main cause of air pollution in many developing countries is the burning of fossil fuels and the emissions from industrial activities.

3) What measures did China take to address its environmental problems?

答：China has taken various measures to address its environmental problems. These include implementing stricter regulations on emissions, investing in renewable energy sources, promoting energy conservation and efficiency, and improving waste management.

3. 思考拓展

本单元的课文提醒我们要关注和保护环境，我们每个人都应该积极行动起来，从自身做起，采取措施减少污染，节约能源，推动可持续发展。

第二单元：法律与道德

1. 课文内容回顾

本单元的课文主要讲述了法律与道德的关系。文章通过介绍法律与道德的定义以及它们在现实生活中的作用，强调了建立法制和弘扬道德的重要性。

2. 问题解答

1) How does the text define law and morality?

答：According to the text, law is a set of rules and regulations enforced by the government, while morality refers to a set of principles and values that guide people's behavior and actions.

2) What is the relationship between law and morality?

答：The relationship between law and morality is complex. While law is based on society's moral values, there can be instances where the law and morality diverge. However, it is generally accepted that a just and effective legal system should reflect the fundamental moral values of a society.

3) Why is it important to establish and uphold the rule of law?

答：It is important to establish and uphold the rule of law because it ensures a fair and just society where people's rights and freedoms are protected. It provides a framework for resolving disputes, maintaining order, and promoting social progress.

3. 思考拓展

本单元的课文提醒我们要遵守法律，尊重他人的权利，同时也要注重道德修养。只有建立法律与道德相辅相成的社会，才能实现社会的和谐与稳定。

第三单元：科技与进步

1. 课文内容回顾

本单元的课文主要讲述了科技与进步的关系。文章通过介绍科技对社会发展的影响，探讨了科技进步的利与弊，强调了科技应该造福人类。

2. 问题解答

1) What are the positive impacts of technology on society?

答：The positive impacts of technology on society include improved communication and transportation, increased productivity, advancements in the field of medicine, and access to information and knowledge.

2) What are the negative impacts of technology on society?

答：The negative impacts of technology on society include cybercrime, invasion of privacy, job displacement due to automation, overreliance on technology, and environmental degradation caused by industrial activities.

3) How can we ensure that technology benefits humanity?

答：We can ensure that technology benefits humanity by adopting ethical practices in the development and use of technology. This includes considering the social and environmental impact of technological advancements and promoting responsible and sustainable innovation.

3. 思考拓展

本单元的课文提醒我们要正确看待科技进步，把握好科技发展的方向和节奏。我们应该重视科技与人文的结合，推动科技进步与人类福祉的有机结合。

总结：通过学习这三个单元的课文，我们不仅增加了对人与环境、法律与道德以及科技与进步的理解，也提高了综合运用英语的能力。同时，这些文章也为我们思考和探讨重要的社会问题提供了思路和启示。