半年的初一学习生活即将结束.假设你叫海伦,请用英语给你的英语老师写几句话表示感谢和祝福

Hello, Mr Zhang. We have finished the first year in our middle school. I want to say something from my heart. First thanks for your help with my study. You always encourage me to keep up .Thanks for your strict teaching .You are always strict with us and in your work.However ,you can often play games with us in class, which made the class interesting .I will never forget you and your class. Finally wish you happy and healthy forever!
Yours.
Helen.