If I ... (win) the lottery, I'd travel around the world.
If Jack ... (not eat) so much junk food, he would be healthier.
He wouldn't ask you for help if he ... (not need) it.
If they ... (study) harder, they would get better marks.
If I ... (be) you, I would talk to him.
If I ... (find) a lot of money in the street, I would bring it to the police.
If I ... (can) live anywhere in the world, I would choose a small island.
I would practise more sport if I ... (have) more time.
She would invite you if you ... (not be) rude with her.
If they ... (not go) to see their family, they would be very sad.