Read it through once

Huck took up his hat and looked out of the window toward the river where a tug was moving slowly along, towing a raft. "It ain't nothing of the sort," he said presently; "it ain't a holiday, Tom. School'll be in tomorrow if you don't hustle; you know that's the way it is; and you want to be there to learn your lessons. If you don't, you'll get beat up by the teacher."