Sentence 1: I went to the dentist and waited in his waiting room. 
 Sentence 3: The magazine was so good I took a subscription card from it 
 Sentence 4:  I filled it out after I left and mailed it in 
 Sentence 5:  Two weeks later I got my first issue in the mail 
 Given Sentence 2: To pass the time I read a magazine that he had.