It sounds like you're going through a challenging time. Remember, it's okay to feel nervous, and it's important to focus on doing your best. Here are a few things that might help:
1. **Preparation**: Review the material thoroughly. Understanding the content can boost your confidence.
2. **Practice**: If possible, practice under similar conditions to what you'll face during the test.
3. **Relaxation Techniques**: Try deep breathing or meditation to calm your nerves before the test.
4. **Positive Thinking**: Encourage yourself with positive affirmations and remind yourself of your capabilities.
5. **Seek Support**: Talk to someone you trust about your feelings. Sometimes, just sharing your concerns can help alleviate stress.
6. **Focus on Effort**: Remember that doing your best is what truly matters. Effort is more important than perfection.
You've got this! Stay positive and give it your all.