以下是一些向老師表達感謝的英文佳句：
1. "Thank you so much for your guidance and support throughout my journey in learning."
2. "I am deeply grateful for all the knowledge you have shared with me."
3. "Thank you for your time and effort in helping me achieve my goals."
4. "I would like to express my sincere appreciation for your dedication and expertise."
5. "Your guidance has been invaluable in shaping me into the person I am today."
6. "Thank you for being there for me when I needed help the most."
7. "I am forever indebted to you for your encouragement and support."
8. "Your teachings have made a significant impact on my life and I am grateful for that."
9. "Thank you for your continuous commitment and dedication to my growth."
10. "I am truly grateful for all the wisdom and knowledge you have shared with me."