Dreams about academic performance and evaluations often reflect your anxieties and self-perceptions regarding your abilities and achievements. The specific details in your dream, such as receiving your A-level results and the comment from your teacher, suggest that you may be experiencing stress about your academic future or concerns about meeting expectations—whether they are your own or those of others.

The act of not wanting to look at your report book indicates a fear of facing potential disappointment or criticism. This can symbolize a broader fear of failure or inadequacy in your waking life. It may be beneficial to reflect on your feelings about your academic performance and consider whether you are placing too much pressure on yourself.

To address these feelings, you might want to:

1. Acknowledge Your Achievements: Recognize the hard work you put into your studies, regardless of one comment.
2. Seek Feedback: If you feel uncertain about your understanding of specific concepts, consider discussing it with your teacher or peers for clarity and support.
3. Practice Self-Compassion: Remind yourself that everyone has strengths and weaknesses and that it's okay to seek help in areas that challenge you.

This dream serves as a reminder to confront your worries and focus on your growth rather than solely dwelling on perceived shortcomings.