Harry Potter and the Prisoner of Azkaban
"Goin' through a rough time at the moment. Bitten off more'n she can chew, if yeh ask me, all the work she's tryin' to do. Still found time to help me with Buckbeak's case, mind [...]" (14.1.38)
"What? Oh no!" Hermione squeaked. "I forgot to go to Charms!"
"But how could you forget? said Harry. "You were with us till we were right outside the classroom!" (15.2.35-6)
"Only if we're more than fifty points up, Harry, or we win the match but lose the Cup. You've got that, haven't you? You must catch the Snitch only if we're – "
"I KNOW, OLIVER!" Harry yelled. (15.3.6-7)