Sentence 1: I invited Jenny to a trip to the zoo on a Saturday afternoon. 
 Sentence 3: We walked through the zoo and finally arrived at the giraffes 
 Sentence 4:  I climbed to the feeding platform and began feeding the giraffes 
 Sentence 5:  One of sneezed on me, leaving me drenched and embarrassed 
 Given Sentence 2: She accepted, which made me both happy and nervous.