Sentence 1: Tina, a teenager, is amused with how popular her mother is. 
 Sentence 3: The first day of ninth grade Tina had to introduce herself in class 
 Sentence 4:  Tina introduced herself and said the teacher already knew her 
 Sentence 5:  Her teacher asked how, and Tina told him who was her mother 
 Given Sentence 2: She was so nervous about her first day.