在阅读第二部分的考研英语中，答案如下：
1. 问题：What is the main purpose of the passage?
答案：The passage aims to explore the impact of technology on human relationships.
2. 问题：Which of the following is NOT mentioned in the passage?
答案：The passage does not discuss the effects of technology on climate change.
3. 问题：What can be inferred about the author's attitude towards social media?
答案：The author seems to be skeptical about the positive impact of social media on society.
4. 问题：What is the author's main argument in the passage?
答案：The author argues that excessive use of social media can lead to negative psychological effects.
5. 问题：What is the best title for the passage?
答案："The Dark Side of Social Media"
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