Answer:
A= las cascadas
Explanation:
las cascadas are waterfalls.
The sentence basically talks about someone being scared when they saw
[ blank ] of water going down the river. The only one that can make sense is waterfalls. So it is A.
The correct verbs for #1 are in the order:
Monte
Tomamos
Mandaron
Acampastes
The correct verbs for #2 are in the order:
Visitaron
Tomaron
Compraron
Regateaban
Mandaron
The answers for #3 are in the order:
Tomamos muchas fotos de nuestras vacaciones.
Nadie nos mando tarjetas postales.
Compramos unas camisetas bonitas por un bien precio
9. Elena y Silva se vistieron muy bien anoche.
10. Ayer, nosotros fuimos a un restaurante
Puedes ser mas especifico?