Simplified without any modifiers, the sentence is Dream became reality. Reality satisfies the verb, making it a predicate nominative.
If you are able to tell me what you want the answer to, I'm sure I can help you.
1. Wow look at that globe
2. The globe shows the world
3. The globe is round
4. We are inside the globe
5. There is green spots everywhere on the globe
Answer: When he kills Bob, Johnny loses the look of a wild animal caught in a trap and instead he "looked as cool as Darry ever had." By killing Bob, Johnny takes control of his life in the only way that he thinks is possible