Sentence 1: Ty wanted to join a dance class. 
 Sentence 3: She asked her friends, but they weren't interested 
 Sentence 4:  Then Ty had a great idea 
 Sentence 5:  She went to the class with her little sister Susie instead! 
 Option 1: She was excited to go by herself. 
 Option 2: But she was too shy to go by herself.