Sentence 1: Christopher moved to a new part of town because of a new job. 
 Sentence 3: He finally had to stop and retrace his steps back home 
 Sentence 4:  It took him 2 hours to finally make it back home 
 Sentence 5:  Christopher will keep a map in his car from now on 
 Given Sentence 2: He poured a tall glass of milk.