考研面试中用英语回答“为什么考研”的问题时，考生应当准备一些合理且具有说服力的理由。以下是一些可能的原因及建议的回答：
对知识的追求
回答示例："Firstly, I have a profound love in my major, which is very practical and useful. Through four years’ study, I have gained a solid foundation in my field and I am eager to delve deeper into my studies and research."
职业目标的需要
回答示例："I believe that pursuing a postgraduate degree is crucial for my career advancement. The advanced skills and knowledge I will acquire will better prepare me for the challenges I will face in the professional world."
学术兴趣
回答示例："I have always been fascinated by the academic atmosphere at our university. I am particularly interested in the research opportunities available here and I want to contribute to the advancement of my field through my own research."
改变现状
回答示例："I am looking to make a significant change in my career trajectory by pursuing a postgraduate degree. I feel that this is the next logical step for me to achieve my long-term professional goals."
社会需求
回答示例："There is a growing demand for professionals in my field, and I want to be at the forefront of this trend. A postgraduate degree will help me stand out in the job market and make a meaningful impact."
个人成长
回答示例："I am excited about the opportunity to grow personally and professionally through the challenges and opportunities that come with a postgraduate program. I believe that this experience will shape me into a more well-rounded individual."
在准备英语面试时，建议考生提前思考并练习这些常见问题的回答。保持回答清晰、简洁且有逻辑性，同时展示出对考研的认真态度和对未来规划的明确性。此外，注意使用适当的词汇和语法结构，确保表达流畅自然。