Tom, Sam, Jim and Jack live in a building of four floors. They live on different floors.
汤姆、萨姆、吉姆和杰克住在一栋四层的大楼里。他们住在不同的楼层。
They have different jobs—an engineer, a worker, a teacher and a doctor.
他们有不同的工作——工程师,工人,老师和医生。
Tom lives above Sam, but blow 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?