Sentence 1: Sam got on the bus to ride to work. 
 Sentence 3: Reading and the motion of the bus soon lulled him to sleep 
 Sentence 4:  When the bus abruptly stopped, Sam awakened 
 Sentence 5:  He had slept through his stop and was miles from work 
 Option 1: He took out a book and started reading to pass the time. 
 Option 2: He took out a tablet and started watching t.v. to pass the time.