It sounds like you're dealing with a tough situation. Here are some suggestions on how to handle Minh making fun of you:

1. **Stay Calm**: Try not to react with anger or frustration. Staying composed can help you respond more effectively.

2. **Talk to Minh**: If you feel comfortable, consider having a private conversation with him. Let him know how his comments make you feel and ask him to stop.

3. **Ignore It**: Sometimes, ignoring teasing can take the fun out of it for the person making fun.

4. **Talk to a Teacher**: If it continues or escalates, consider speaking to a teacher or counselor. They can help address the situation.

5. **Seek Support**: Reach out to friends or classmates for support. They can help you feel more empowered.

Remember, it's important to stand up for yourself and seek help if you need it.