How could you compliment a friend who let you borrow one of his favorite games?
Thank you for letting me borrow your game, I know it's your favorite.
Your teacher heard you talking about your favorite snack. The next day, when the snack box came to class, your favorite snack was in the box. What could you say?
Thank you for getting my favorite snack! That was thoughtful of you.
Your friend did a good job on his presentation. What could you say?
Great job on your presentation! I can tell you put a lot of work into it!