Sentence 1: Ruth went to the post office to by a stamp. 
 Sentence 3: She took out 23 cents to pay for her stamp 
 Sentence 4:  The clerk told her that the price has gone up in the last 20 Years 
 Sentence 5:  Ruth was shocked and dug around in her pockets for more money 
 Given Sentence 2: She asked if she had received her email invitation for dinner.