Harry: If the Invisibility Cloak was found, it would be taken away by the Ministry.

Hermione: If magic spells are used carelessly, they could be discovered by Muggles.

Ron: I wonder if the Quidditch match would be canceled if it was rained out.

Harry: If the Marauder's Map was stolen, it might be used by the wrong people.

Hermione: If Hogwarts was attacked, it would be defended by the professors and students.

Ron: If the Sorting Hat was misplaced, a search would definitely be organized by the whole school.

Hermione: If the Philosopher’s Stone was hidden, it would be protected with powerful enchantments.

Harry: If the Chamber of Secrets was opened again, it would be investigated by the entire staff.

Ron: If the Triwizard Tournament was held, the challenges would be designed by expert wizards.

Hermione: If a potion was brewed incorrectly, it could be dangerous when used.

Harry: If Hedwig was sent with a letter, it would be delivered quickly.

Ron: If Dobby was freed, he would be given clothes by his master.