Sentence 1: Bob's lawn was needing mowing again. 
 Sentence 3: There had been lots of rain and the grass was really growing 
 Sentence 4:  Bob fired up the push mower and set to work 
 Sentence 5:  He finished with a sense of pride and sweat on his brow 
 Given Sentence 2: He felt like he had just cut the grass a couple of days ago.