Answer:
sita is a useful member of the family.
Explanation:
because there is using preposition
tengo que sacar las botes de basura.
Answer:
I'm guessing you'd be taking the following:
History on Argentina's 19th century
Physical Education (PE)
Biology
Advanced Mathematics
Biología
The model you gave is a little unclear, but I think it would be:
1) Ricardo voy a preparar su tarea a las ocho y cuarto.
2) Isabel y Ricardo van a cenar a las nueve.
3) Isabel voy a ver la television a las nueve y treinta y cinco.
4) Ricardo voy a caminar con el perro a las diez menos cuarto.
