Sentence 1: Bella thought she'd never turn sixteen. 
 Sentence 3: But at long last, her birthday arrived 
 Sentence 4:  Bella had a huge party with all of her friends 
 Sentence 5:  Her sixteenth birthday was fantastic! 
 Option 1: Time was passing so slowly! 
 Option 2: Sadly, Bella passed a week before her sweet sixteen.