Нужно вставить предлоги к словам на 1.to 7. to devote oneself 2.to deliver 8. to have 3.to 9. to have an 4.to take 5.to get stuck 6.to be prepared

To get benefit from smth
To deliver smth by air/into the enemy's hands
To take care of someone
To get stuck in
To be prepared for smth