(MIX) unreal conditional and Wish

Is this correct?

If I was young, I would done everything once again.

• Correct

• Incorrect

Is this correct?

If she were a billionaire, she wouldn't have so many debts.

• Correct

• Incorrect

If you had a billion dolars, what would you do?

Would you ________ (be) happier if you could graduate right now?

If he ________ (be) alone in the middle of the forest, would he survive?

Is this correct?

We wish we were stronger.

• Correct

• Incorrect

Is this correct?

He wishes she could be with him.

• Correct

• Incorrect

Amelia wishes Adam ________ (can) be next to her.

Imagine there is a lamp that will give you 3 Wishes.

What would you ask for?