My Hat, Your Hat: Understanding Possessive Adjectives
Singular Noun Plural Noun Translation
mi mis my
tu tus your (familiar)
su sus their, your, his, her , its
nuestro/a nuestros/as our
Yes yes it is. Very good.
Answer: Necesito preguntar en español completando las letras que faltan.
That is how you say it in Spanish if you need anything else please send me a message.
To look at the gimnasio (gym)
The other answers are about talking to someone. In this case what is his idea for (finding) William.
Answer: to look at the gimnasio
Hope it helped