1/ In the past i believe in santa claus
2/ She was reading when i arrived
3/ I don't live in Paris,i moved 3 weeks ago
4/ Before i didn't my homework, now i learn my lessons and i work hard
1) I once believed in father christmas 2) she was reading when I arrived 3) I'm not in paris, I moved there three weeks 4) before I do I do not do my homework now I learned my lessons and I work hard