A group of teenagers stand and sit on a house porch .
kids plot what to do with the rest of their while on the porch
A group of teenagers stand and sit on a house porch.
kids plot what to do with the rest of their while on the porch
The kids are on the porch, but the sentence is incomplete as it does not explain what the "rest of their" refers to.
The kids are on the porch , but the sentence is incomplete as it does not explain what the `` rest of their '' refers to .