サム、止めて!
サムは仕事熱心だ。
Sam owns a fishmonger's business.
Sam has already done his homework.
Sam is familiar with things Japanese.
Sam couldn't figure out how to use the machine.
Then Sam is judged unfit to raise a child, and Lucy is taken away from Sam and put in a foster home.
Sam has promised to pay the money at the end of the month.