Think up words until it comes to u.
Ask the person next to u if there is someone or look at the book if you have one.
Do a forget me not spell and remeber.
You study a lot so you wouldn't forget any way.
Try to get the enemy on land the fight them or in the air if you can.
When in the water use almost all your powers then the water will draw up or you will be able to do Earth attacks.
Give in to the person.