Frederick Douglass (be born) as a slave in Maryland in 1818.
was born
At the age of 7, Frederick's slave owner (seperate) him from his family to work for the wealthy Auld family of Baltimore. Fortunately, the mother, Sophia Auld, (show) kindness toward him.
separated / showed
One morning, Sophia (teach) her son and Frederick to read. They (listen) carefully when suddenly her husband Hugh (come) into the room. He (be) very angry.
was teaching / were listening / came / was