Answer:
18.
1. A Julia y a Hugo les gusta hablar<u>se</u> por telefono.
2. Me gusta bailar en las fiestas.
3. A Inés y a mi nos gustan los partidos de fútbol.
4. A Timoteo le gusta la clase de fotografía.
19.
1. altos
2. divertidas
3. buena
4. joven
5. difíciles
6. triste
Explanation:
In the first question (18. 1), the addition of "<u>se</u>" to the verb "hablar" refers to the fact that they do it among themselves. But if the answer assumes that they do it induvidually, the correct form would be "hablar".
Last one ,Limpiar /cleaning
Piso
Piso means floor, translated the sentence means- every floor has four apartments.
