The answer for the first one is D. vas. The answer for the second one is d. cierra. I hope this helps. I'm sorry if I get one wrong. I don't think I did.
Answer:
7. trabajadoras
8. trabajadores
9. trabajadora
10. guapo
11. guapos
Explanation:
In Spanish, the adjective has gender and number, and it´s the gender and number of the subject of the sentence.
So:
7. female and plural
8. male and plural
9. female and singular
10. male and singular
11. male and plural
*De repente
*Chillante
*Silencio
*Lívido
*Amagó
*Filosa
*Amenazante
*Inmovilizados
*Gotas
*Lentamente
*Terrible
*Estupefacto.