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.
Answer: The teacher gave me a very difficult math problem and I knew how to do it.
Explanation:
Pablo es serio
Serio being singular and the correct masculine adjective.
Answer:
Explanation: what are the main moments of discovery and conquest.