Помогите номер 4а ! Плиз

1. If I come home earlier, I will prepare dinner. 2. If we lived in Rome, Fracesco would visit us 3. If Tim and Tom were older, they would play in a hockey team. 4. If he was my friend, I would invite him to my birthday party. 5. If Susan studied harder, she would be better at school. 6. If they had enough money, they would buy a new car. 7. If you do a paper round, you will earn a little extra money. 8. If Michael got more pocket money, he would ask Doris out for dinner. 9. If we are hurry, we will catch the bus. 10. If it is raining, Nina will take an umbrella with her.