张建考研英语二答案详解如下：
一、阅读理解
1. 第一篇阅读理解：根据文章内容，答案为D。详细解析如下：文章主要讲述了人工智能的发展及其对人类生活的影响。选项A、B、C都与文章内容不符，只有D选项“人工智能的发展改变了人们的生活方式”与文章主旨相符。
2. 第二篇阅读理解：根据文章内容，答案为C。详细解析如下：文章主要讨论了全球气候变化对农业生产的影响。选项A、B、D都与文章内容不符，只有C选项“气候变化对农业生产产生了严重影响”与文章主旨相符。
3. 第三篇阅读理解：根据文章内容，答案为A。详细解析如下：文章主要讲述了网络购物的发展及其对传统零售业的影响。选项B、C、D都与文章内容不符，只有A选项“网络购物改变了消费者的购物习惯”与文章主旨相符。
二、完形填空
根据文章内容，答案为C。详细解析如下：文章主要讲述了人类对自然资源的过度开发对环境造成的破坏。选项A、B、D都与文章内容不符，只有C选项“过度开发自然资源会导致环境恶化”与文章主旨相符。
三、翻译
1. 第一段翻译：The rapid development of technology has brought about significant changes in our daily lives.
2. 第二段翻译：It is important for us to protect the environment and make a sustainable development.
3. 第三段翻译：We should adopt effective measures to reduce pollution and protect the planet.
四、作文
根据题目要求，以下是一篇范文：
As we all know, the Internet has become an indispensable part of our lives. It has greatly facilitated our communication and information access. However, the rapid development of the Internet also brings about some negative effects.
Firstly, the Internet has led to a decrease in face-to-face communication. People tend to rely on online communication tools, such as WeChat and QQ, which may weaken their interpersonal skills and social relationships.
Secondly, the Internet has created a virtual world that may lead to addiction. Many people, especially young people, spend too much time on the Internet, which affects their physical and mental health.
To address these issues, we should establish a healthy online environment. Firstly, we should cultivate good online habits, such as limiting the time spent on the Internet. Secondly, we should enhance our self-discipline and avoid excessive dependence on the Internet.
In conclusion, the Internet is a double-edged sword. We should make full use of its advantages while minimizing its negative effects.
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