Answer:
1. No, no te voy a vender esa calculadora.
2. No, no vamos a abrirle ese auto al cliente.
3. No, no va a llevarles estas maletas.
4. No, no les vamos a enseñar esos verbos.
Explanation:
Demonstrative pronouns are those that fulfill a deictic or demonstrative function; that is, they allow to distinguish and name elements that were previously mentioned (without the need to repeat them). These pronouns are classified according to the degree of distance they have with the indicated object.
