We need more info on this question however, I will give you mmy most educated guess.
tu= you
mi= my
nuestros= our
su= your
I would complete the sentence by saying mi.
my parents are robert and mirna.
The answer is
abre
cuestan
lleva
No «le de» nada de comer.
12. ¿Como estas?
13. Hasta luego translates to bye or see u later in English
14. Señora
15. Señorita
16. Apellido
17. Gracias
18. Of course translates to "claro" in Spanish
19. Usted Lo podrá repetir, por favor or lo puedes repetir por favor
20. Chicos
Hope this helps!
I can help, what do tout need help with in Spanish class