Can you tell me if any of my answers are wrong, and if so which/why?

Question

Instructions: Choose por or para to fill in the following phrases;

1. Compré las flores __________ mi novia.
Compré las flores para mi novia.

2. Hice la tarea __________ la tarde.
Hice la tarea para la tarde.

3. Ana compró la blusa __________ $13.
Ana compró la blusa para $13.

4. Nosotros llegamos tarde __________ el tráfico.
Nosotros llegamos tarde por el tráfico.

5. Juan estudió español __________ obtener una buena nota en su examen.
Juan estudió español por obtener una buena nota en su examen.

6. El padre cocinó __________ su familia.
El padre cocinó por su familia.

7. Ellos viajaron a Honduras __________ avión.
Ellos viajaron a Honduras por avión.

8. La tarea es __________ el 3 de marzo.
La tarea es para el 3 de marzo.

9. Los abuelos trajeron los chocolates __________los nietos.
Los abuelos trajeron los chocolates por los nietos.

10. Tú enviarás la tarea __________ correo electrónico (e-mail).
Tú enviarás la tarea para correo electrónico (e-mail).

Answer 1

I'll send this to our Spanish expert, SraJMcGin.

Answer 2

1. correct
2. Be sure to study my note at the bottom, with the uses of para and por. In this one is "during a period of time."
por la tarde
3. This is "in exchange for something" por $13.
4. When you can substitute "porque = because" it will be por. correct
5. When you can say "in order to" it is para obtener una buena nota
6. "intended for" = para su familia
7. "by plane" = por avión correct
8. "due" = para el 3 de marzo correct
9. "intended for" = para los nietos
10. "by/via" = por correo electrónico

The Uses of "para"
1. meaning for in the sense of purpose, use, destination, for (by) a time in the future, considering that (in spite of the fac t that) ande also translated "in order to, to, by."
2. Para also means "para ser" = in order to be a certain profession

The uses of "por"
1. meaning "for" in the sense of in exchange for, period or extent of time, for the sake of
2. also meaning 'for" after the verbs: ir, enviar, luchar, llamar, pretutntar
3. meaning "during" and is often translated by "in "
4. Por expresses the idea of rate and is equivalent to "per"
5. Por also mean s "by, through, along"

NOTE: The following verbs are not followed by either para or por because "for" is hiding inside the verb: buscar, esperar, pedir

Sra
I'll flag this so I can come back later to answer any questions you might have.

Answer 3

I understand completely now! Thank you for your help :)

Answer 4

You are entirely welcome!
Sra