For an adjective that ends in an e you would put el before it because it is masculine. If the adjective ends in an a you would put la before it because it is a feminine.
Answer:
3-1 Cierto o falso
1. C
2. C
3. F
4. F
5. C
6. F
7. C
8. F
3-2 Juanes, Shakira, o Botero
1. Shakira
2. Botero
3. Shakira
4. Juanes
5. Juanes
1. ocupada
2. desordenada
3. nervioso
4. triste
5. en un mal humor
6. cansada
7.listas
8. enamorada de
9. correcto or bien
10. sucias