Хелпппппппппп,плиззззз

Choose the right form.
1 If I saw a ghost in my room, I laughed / would laugh.
2 Nikki is lonely. If she would join / joined a club, she would make a lot of friends.
3 Jake would have / will have better marks if he studied more.
4 If I lived / will live in England, I would speak English better.
5 I told / would tell my parents if my classmates bullied me.