history: Yesterday, I saw my best friend in the park. He was with my ex. I was very envious on him. Yesterday_comma_ I saw my best friend in the park. He was with my ex. That's weird. Are they friends? No_comma_ they are not! I don't know what's going on
current: Oh, wow. I bet you were upset. Are you going to ask him about it?
next: Yes I will. I was very envious of him, when I saw them together.