The answer is escucha.
The subject here is Marta, and we have to conjugate the verb to match the subject, which is a 'she' and you just add 'a' to the stem.
Answer:
Ellas le dan
Explanation:
If that's all you needed, ellas is they, le can mean she if you use the feminine phrases and dar becomes dan because of the they form.
Answer:
Ramona estudioó bastante para el examen de ciencias
Explanation:
Answer:
1. Los alumnos son intelligentes.
2. Las clases son pequeñas.
3. Las Amigas son sinceras.
4. Los cursos son interesantes.
5. Los cursos son faciles.
6. Los profesores son simpaticos.