华南师范大学的复试自我介绍是否需要用英文，取决于具体的专业和学院的要求。有些专业可能要求英文自我介绍，尤其是那些与国际交流或者外语相关的专业。但也有很多专业是要求中文自我介绍的。

建议你在参加复试前，查看华南师范大学官网或联系相关学院的招生办公室，确认具体的要求。如果需要用英文，你应该准备一份英文的自我介绍；如果可以用中文，那么中文自我介绍会是一个更自然的选择。以下是一个英文自我介绍的范例：

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Good morning/afternoon, esteemed professors and fellow candidates. My name is [Your Name], and I am honored to be here for the postgraduate entrance interview for [Program Name] at South China Normal University.

I graduated from [Your University] with a Bachelor's degree in [Your Major]. During my undergraduate studies, I was deeply involved in [any relevant projects, research, or activities]. These experiences not only enhanced my academic knowledge but also cultivated my skills in [mention any specific skills, like teamwork, research, communication, etc.].

I chose to pursue a Master's degree in [Program Name] because [give a brief explanation of why you chose this program, what you are passionate about, or how it aligns with your career goals]. I believe that the strong academic background and research facilities at SCNU will provide me with the ideal environment to deepen my understanding and contribute to the field.

In my spare time, I enjoy [mention any hobbies or interests that are relevant or show your personality]. These activities help me maintain a balanced lifestyle and contribute to my overall well-being.

Thank you for considering my application. I am eager to learn and grow at SCNU and contribute to the academic community.

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确保你的自我介绍真实反映了自己的情况和兴趣，同时也要注意语言的流畅性和准确性。