Sentence 1: Karen invited Tara to go shopping with her. 
 Sentence 3: Embarrassed, Tara told Karen that she couldn't go because she was busy 
 Sentence 4:  On the way to the mall, Karen saw Tara playing the park with her dog 
 Sentence 5:  Karen vowed to never ask Tara to the go shopping ever again 
 Given Sentence 2: Although Tara loved to go shopping, she didn't have any money.