A letter of acceptance, also known as an acceptance letter, is a document that is issued to a person who has been accepted into a school, university, or other educational program. In Engpsh, you can say "I received my acceptance letter" or "I received a letter of acceptance." You can also say "I was accepted into [name of school or program] and received an acceptance letter."

It's important to note that an acceptance letter is usually accompanied by other documents, such as a financial aid package or information about housing and enrollment. Make sure to carefully review all of the materials you receive and follow the instructions provided in the letter. If you have any questions or concerns, don't hesitate to reach out to the admissions office or other appropriate contact at the school or program.