First, the correct format of students' leave slip.

1, write the title in the middle and leave a note.

2. The address of the person taking leave should be capitalized, followed by a colon.

3. The reason for asking for leave should start a new line and leave two vacancies. It is mainly to state the reason for the leave and how long it will take.

4. The starting and ending time of vacation.

5. hello.

6. Signature of the person asking for leave.

7, leave time, written in the lower right of the text.

Second, the model essay.

Dear Teacher X: Hello.

I am a student of xxx, X-level and X-major directly affiliated class. Because of xxx, I need to ask for leave (time) from xxx to xxx and go to xxx. The effective contact information during vacation is xxx.

I guarantee the personal and property safety on the way back and forth. On the premise of not delaying the study course and any group activities, I beg your approval. Thank you.