Sentence 1: Cathy was vacuuming the rug in her house. 
 Sentence 3: Cathy realized that the vacuum had stopped working 
 Sentence 4:  Cathy decided to purchase a new vacuum from the internet 
 Sentence 5:  After researching, Cathy was glad to purchase the vacuum she liked 
 Given Sentence 2: Suddenly, the vacuum made a loud noise, then stopped.