costarlos escritorios means Cost them decks LOL
Answer:
you can use this app it might help. photo math. it's not just for math
The first I can’t tell
-nosotros hablamos español
-los chicos comen la pizza
-Tu tocas la guitarra
-mi hermano abrió la ventana
Hope it helps ( I didn’t know what words they wanted specifically but that is typically the correct answer)