Answer:
5. mandó, mande
6. trabajamos, trabajabamos
7. pagamos, pagabamos
8. firmaron, firmaban
9. voy, iba
10. tiene, tenía
Explanation:
The sentence practically gives you a verb, once you identify it, you conjugate it so it fits the other sentences.
Tu because If you put Mi or mis son rojos it says my are red which dosen't really make sense. Since you put tu in front of son (plual) it would be they are red.
encantado, vosotros, dinero, libro
1. vamos
2. gusta
3. esquiamos
4. hicimos
5. levantamos
6. fuí
7. llevamos
8. dijo
9. decidimos
10.estábamos