a. On cloud nine - To feel extremely happy or euphoric. Example: "After winning the championship, she was on cloud nine." b. A drop in the ocean - A small or insignificant amount in comparison to the whole. Example: "The donation we made was just a drop in the ocean compared to what's needed." c. Go with the flow - To adapt to the current situation or circumstances. Example: "Instead of resisting change, she decided to go with the flow." d. In full bloom - To be in the peak of growth or development. Example: "The garden looks beautiful with all the flowers in full bloom." e. Like a fish out of water - To feel uncomfortable or out of place in a certain situation. Example: "Being surrounded by scientists, he felt like a fish out of water at the conference."