1. あなた could say あなた have a form to turn in 2. あなた could ask to go talk to the counselor 3. あなた could say that your teacher in another class asked あなた to help with something. 4. pretend that あなた need to throw up 5. (if your a girl) pretend its your time of the 月 and say あなた need to go do something 6. if all these fail... crawl through the air vents and find a way out
well ( plz no offense ) im an A+ student, never late, never ditch, any of that, i have no idea, but i do have one tiny, little hint of advice... Ditchy= nono Aka ditchin will get あなた in trouble