Fill in the blanks with the present tense of the indicated verbs

Your best friend paul tells you that his father wants to cook panamanian ceviche, but he is missing one ingredient. how can you ask what he wants? ? usted prefiere la cebolla? ? usted quiere la cebolla? ? usted tiene la limonada? ? usted quiere la limonada?

Translate they will know into spanish

Yo en la biblioteca hasta las cinco de la tarde. a. estarás b. estará c. estaré d. estarán