Sentence 1: Alissa's throat had been hurting. 
 Sentence 3: Alissa went in for surgery and got her tonsils out 
 Sentence 4:  After surgery, she was off from work and could only eat ice cream 
 Sentence 5:  Alissa went back to work a week later feeling better 
 Given Sentence 2: She was chopping zucchini when she felt ill.