Read as much as you possibly can. Nothing will help you as much as reading and you'll go through a phase where you will imitate your favorite writers and that's fine because that's a learning experience too.
J. K. RowlingEr โ have the Bludgers ever killed anyone?โ Harry asked, hoping he sounded offhand. โNever at Hogwarts. Weโve had a couple of broken jaws but nothing worse than that. You donโt have to worry about the Quaffle or the Bludgers โโ โโ unless they crack my head open.โ โDonโt worry, the Weasleys are more than a match for the Bludgers โ I mean, theyโre like a pair of human Bludgers themselves.
J. K. RowlingDirectly above them, framed in the doorway from the Brain Room, stood Albus Dumbledore, his wand aloft, his face white and furious. Harry felt a kind of electric charge surge through every particle of his body - they were saved.
J. K. RowlingYou know how I think they choose people for Gryffindor team?" said Malfoy loudly a few minutes later, as Snape awarded Hufflepuff another penalty for now reason at all. "It's people they feel sorry for. See, there's Potter, who's got no parents, then there's the Weasleys, who've got no money - you should be on the team, Longbottom, you've got no brains.
J. K. Rowling