Alright, let's fill in the gaps with the correct prepositions:
1 You shouldn't be mean to others or no one will want to be your friend.
2 Never blame other people for your mistakes.
3 I met a new girl at school who comes from Spain.
4 Rachel really cares about other people. She's so kind.
5 If you are going to be absent from school you must bring a note from your parents.