英语阅读题(4) Tom,Sam,Jim and JackTom,Sam,Jim and Jack live in a

英语阅读题
(4) Tom,Sam,Jim and Jack
Tom,Sam,Jim and Jack live in a building of four floors.They live on different floors.They have different jobs—an engineer,a worker,a teacher and a doctor.Tom lives above Sam,but below Jim.Jack lives on the third floor.The doctor lives above the teacher,but below the worker.The engineer lives on the ground floor.What are their jobs?Which floor does each of them live on?
1.What does Sam do
2.Which floor does Jim live on?
3.What does Jack do
4.Which floor does Tom live on?