Sentence 1: My girlfriend is always complaining about me not being romantic. 
 Sentence 3: When she got home, she was excited to see it 
 Sentence 4:  When she stuck her hand in the water, she said it feels slimy 
 Sentence 5:  She refused to get in and I enjoyed the romantic bath alone 
 Given Sentence 2: He heard a smoke detector chirping once every few seconds.