Original sentence: " And he opened the cage." As the whole class held its breath, Lockhart whipped off the cover." He smiled at Seamus." Seamus Finnigan couldn't control himself." Seamus choked." The pixies were electric blue and about eight inches high, with pointed faces and voices so shrill it was like listening to a lot of budgies arguing." said Lockhart, waggling a finger annoyingly at Seamus."Devilish tricky little blighters they can be."Don't be so sure."Freshly caught Cornish pixies."I must ask you not to scream," said Lockhart in a low voice."It might provoke them."Let's see what you make of them."Right, then," Lockhart said loudly."Well, they're not - they're not very - dangerous, are they."Yes," he said dramatically.Dean and Seamus had stopped laughing now.He let out a snort of laughter that even Lockhart couldn't mistake for a scream of terror.It was pandemonium.Lockhart placed a hand on the cover.Neville was cowering in his front row seat.The moment the cover had been removed, they *101* had started jabbering and rocketing around, rattling the bars and making bizarre faces at the people nearest them.The pixies shot in every direction like rockets.Two of them seized Neville by the ears and lifted him into the air