1. remnant
Those stones are the remnants of the ancient statue.
2. incredulous
Most of us have believed what he said incredulously.
3. testy
The mother was testy to do her housework when the kids had got a fever.
4. in person
He always believes what he has seen in person.
5. bellow
He could't help bellowing with rage to the kitten.
6. speck
She cannot stand for a little speck on her new skirt.
7. sweep the board
Messi sweeps the board with Ronaldo.
8. slit
There are many slits on the surface of the broken cup.
summary:
Just after the Gryffindor team had begun to train, the Slytherin team appeared on the field. They shew the permission of Snape, which admit them to use the field. And they shew their new brooms and their new seeker, Malfoy, to challenge the Gryffindor team.