老师要求编写四个定语从句的句子，小明把作业写在了电脑中，可电脑程序突然出现问题，小明写好的句子全乱了，他很着急，请你帮他把句子整理好
Jim  that  I lost the key  found  yesterday.
I  who is  know  the man  a model worker.
The  I  received yesterday  letter  that was from my parents.
This  who  saved  is  the doctor  the boy’s life.