Answer:
1. Ellos compran joyas en la joyería.
2. Nosotros vendemos pan en la panadería.
3. Yo tengo ropa antigua. Necesito ropa nueva.
Step-by-step explanation:
Identifying the narrator, gender, number and the time indicated by a sentence is the first step that must be taken. This is very important to be able to logically conjugate the verbs, and that these have agreement with what is being expressed.