i sadly cannot answer this since it says to include vocabulary that we dont know of. :(
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:
Les conocemos (None of the options are correct).
Explanation:
¡No __los conocemos___ a ellos! = Let's not meet them.
Answer: someone who has read the first day of the book the farewell of milan kundera, to make me a summary.
Explanation: i took spanish