Sentence 1: Ben was riding his bike fast down the path. 
 Sentence 3: He could feel right away that there was something wrong with the bike 
 Sentence 4:  The front rim had been badly bent 
 Sentence 5:  He had to walk the bike home 
 Option 1: He didn't have time to swerve before hitting a deep pothole. 
 Option 2: He had time to swerve before hitting a deep pothole.