2021年英语一考研答案如下：
Part A：Reading Comprehension
1. Text 1：A
2. Text 2：C
3. Text 3：D
4. Text 4：B
Part B：Translation
1. 翻译：The rapid development of technology has brought about significant changes in our daily lives.
2. 翻译：In order to achieve sustainable development, we need to strike a balance between economic growth and environmental protection.
Part C：Writing
1. Essay：My View on Online Education
- Introduction: With the development of technology, online education has become increasingly popular.
- Body: Discuss the advantages and disadvantages of online education.
- Conclusion: Summarize the main points and give my own opinion.
2. Translation: 研究表明，良好的睡眠对身体健康至关重要。
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