2021年考研英语一答案如下：
Part A：Reading Comprehension
Section 1
1. A
2. C
3. D
4. B
5. E
Section 2
6. B
7. D
8. A
9. C
10. E
Section 3
11. C
12. B
13. D
14. A
15. E
Part B：Translation
16. The increasing use of the internet has revolutionized the way we communicate.
17. It is crucial to maintain a healthy lifestyle to prevent chronic diseases.
18. The government should invest more in education to ensure a better future for the next generation.
19. Despite the challenges, the project was completed on schedule.
20. The company's new product has received positive feedback from customers.
Part C：Writing
21. [作文内容此处省略，考生可根据自己的理解和能力进行创作。]
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