1. Nos cepillamos los dientes
2. Los gatos
3. Yo (you)
3. lavo
4. unas escuelas
1. Maria “la” toca muy bien
2 . La cantante “los”busca
3. Tixtron “las” vende
4 el artista “la” canta
5 el conjunto “canciones” saca
The Answer would be Estar
It would tienes because it goes with tú. I'm not sure how to really explain it but that's the ser you would use with tú. I hope this helps!