Sentence 1: Today, Bella wore her leotard, tights, and ballet slippers. 
 Sentence 3: She was very happy to see a friend in the class with her 
 Sentence 4:  They danced and twirled around for an hour 
 Sentence 5:  She cannot wait to return next week 
 Given Sentence 2: She walked nervously to the center of the wooden studio floor.