1. He was busted for being absent without leave.

2. Any soldier failing to report would be considered absent without leave and punished accordingly.

3. Absent without leave is not allowed.

4. It is now rear for anyone to be absent without leave.

5. It is now rare for anyone to be absent without leave.

6. He was busted ( to corporal ) for being absent without leave.

7. In a warm-blooded creature such as man, a lot of oxygen is involved in this process, and some of it goes absent without leave.