It has to be Sonreír
Meaning Smile
Para - to
Context translation:
I like the Harry Potter books; to me, the first one was the most interesting.
Hope it helped,
Happy homework/ study/ exam!
When you say "gusta" is when you like a certain thing like food or something you like to do. When you say "gustan" is when you like a thing like a car ect.
Durante la fiesta había* fuegos artificiales.