Sure, here are the sentences completed with the correct form of the phrasal verbs given:

1. **Come along!** We're going to miss the bus.
2. When did Jane **come up with** this idea? It's perfect!
3. If you **come across** that book, could you buy it for me?
4. Alex **came into** a lot of money after his grandfather's death.
5. It took the boxer five minutes to **come round** after he was knocked out.