Answer:
1. Yo no le dije nada.
i think im so sorry if im wrong
Venga a nuestra casa is used for someone who should respect or who is elderly so this would be the right choice.
Ven a nuestra casa would be used to refer to maybe your close friends or people you can be casual with :)
Answer:
No puedo ayudarte porque no puedo dar tu opinión, pero puedo escribirte una base en l ESPAÑOL para que la llenes por tu cuenta.
Explanation:
I cannot help you be cause i can't tell your opinion, but i can write you a base for you in l ESPAÑOL to fill out on your own.
Answer:
i believe it the last one