Those silly doctors must have it all wrong, my brother can't have cancer....
ANGER
(Sperm donor,,,, egg donor,,, annoying)
BARGAINING 
If I hit this baseball 2 out of 3 times, Jeffy will be okay.
Steven was in denial when his brother was out town with his mom for a emergency visit. 
DEPRESSION 
Steven demonstrates anger in class when writing in his notebook about how annoying his brother is and about how his parents are barely his parents. 
ACCEPTANCE
Happy or sad!
Steven bargains with God, trying to win the bargain to make his brother be healthy again. 
SUMMARY
Steven shows depression when he is talking to his parents about his little brother and how they didn't call. 
Steven shows acceptance when he tires to play a game with Jeffy just to cheer him up because is now knows how sick Jeffy is and just wants to make him happy. 
Steven has been through denial, anger, bargaining, depression, and acceptance.