Answer:
Who says it?
1. What are you going to buy?
2. I have a better surprise for her.
3. First, because you are not Spanish.
4. There are several boys on my soccer team who play a mariachi band.
5. It's that you don't understand me.
6. Conchita is going to like the surprise.
7. Aren't José and Francisco coming? I do not see them.
8. Not as pretty as you.
9. The boy who knows everything about the Aztecs.
10. José's friend and Ana's friend and classmate.
11. No, you don't know me because I'm new to mariachi.
12. I really like this song.
13. I sing better, but today I have a sore throat.
14. I'm sure your voice is going to touch my heart.
15. Who is that guy?
16. Dead? I'm so sorry to hear this, ma'am.
Step-by-step explanation: