Read it through once

"You can't sit with us, for our seats are reserved, and you mustn't sit alone; so Laurie will give you his place, and that will spoil our pleasure; or he'll get another seat for you, and that isn't proper, when you weren't asked. You sha'n't stir a step; so you may just stay where you are," scolded Jo, crosser than ever, having just pricked her finger in her hurry.