Answer:
hope i helped click the stars please:>
I regret not studying harder when i was at school. (Studied)
If only i studied when i was at school.
I want the neighbours to stop making so much noice. (make)
I wish the neighbours would stop making noise.
What a pity that they cancelled the match! (called)
If only they match.
I'm sorry you didn't meet my brother. (wish)
I wishmy brother.
It's a pity I can't cook well. (better)
I wish I was a bettercook.