It looks like you might be looking for a continuation or a related topic to "been." Here are a few options:
1. Discussion on Past Experiences: "Since you've been working on that project, we've seen great progress."
2. Comparative Analysis: "The weather has been much warmer this summer compared to last year."
3. Expressing Opinion: "I've been thinking about what we should do next."
4. Narrative Tense: "Let me tell you what has been happening since we last spoke."
5. Questioning: "What have you been up to lately?"
Please let me know if any of these options or another topic fits what you were looking for!