At the end of the letter to the teacher, I wrote "I look forward to your reply!" " Is that polite?

When writing a letter or email, say "I look forward to your reply!" " It is a common expression to show respect for the recipient and expect the other party's reply. This usage is polite in most cases.

However, using this expression requires attention to context and tone. If the tone in the letter is too strong or urgent, it may make the teacher feel stressed or uncomfortable. Therefore, it is suggested to use a polite and gentle tone in the letter to avoid unnecessary misunderstanding.

In addition, you can also use other honorifics and polite expressions according to the specific situation, such as "Thank you for your time and attention!" "Best wishes to Shang Qi!" Wait, these expressions can show respect and courtesy to the teacher.