Answer:
Ustedes ___ de San Salvador. means you ___ from san salvador. the word you can use for the blank is are. to have you are from san salvador.
Explanation:
hope this was helpful.
Se , is the second & third person
The answer of 1. Es el libro del profesor, no de la profesora. 2. Ellos van a la tienda. 3. Vas al colegio bolivar. 4. Es la casa de la familia salas