1. Hello, teacher. I am a classmate in my class. I am very happy to add teacher WeChat. You can tell me directly if you have anything in the future, and feel free to stand by and contact!

2. Hello, teacher. I am a classmate. I'll ask the teacher if there are any questions or things I don't understand in the future. I hope the teacher will give me more advice.

3. Hello, teacher. I am a classmate. I have a question to ask you on the teacher's WeChat. I hope you can give me some advice.

4. Hello, Teacher XXX, I am a classmate of XXX. I took the liberty to add you to WeChat today. I hope you don't mind. I just want to thank you for teaching me this time.

5. Hello, teacher, I am a classmate. I added you to WeChat in order to ask you questions in the future. You can also tell me directly if there is anything.

6. Hello, teacher. I am XXX. I'm sorry to bother you so late, but I have a few questions for you. I hope you can give me some advice.

7. Hello, teacher, I'm glad to add you to WeChat. You have worked hard these days. Thank you for your teaching. I have benefited a lot.

8. Hello, teacher. I am a new student, XXX. Thank you for your teaching these days. You can tell me anything directly in the future.

9. Hello, teacher, I'm your student XXX. Thank you, you are my beacon these days. I added you to WeChat to express my gratitude to you.

10, hello, teacher, I am a student XXX, and I will graduate soon. Add your WeChat now, so that you can contact frequently in the future. Thank you very much for your education. I will never forget it.