Sentence 1: The Professor did not give us any homework. 
 Sentence 3: Next day in class the Professor gave us a pop quiz 
 Sentence 4:  I was worried I would not pass since I did not study 
 Sentence 5:  The pop quiz was really easy and I got an A 
 Option 1: The Professor was sick the next day, so class was cancelled. 
 Option 2: So I went home and I watched a movie all night.