Sentence 1: Eva wanted to go to Midnight Mass on Christmas Eve. 
 Sentence 3: But she was so tired, she did not hear the alarm 
 Sentence 4:  Eva slept right through Mass 
 Sentence 5:  In the morning, she was sad that she had missed it 
 Option 1: She stayed up so she wouldn't fall asleep. 
 Option 2: She set her alarm to wake up at eleven.