1. What exactly do you mean by ____?
2. How does ____ relate to ____?
3. Could you put that another way?
4. Is your basic point ____ or ____?
5. Let me see if I understand you; do you mean ____ or ____?
6. How does this relate to our discussion/problem/issue?
7. Could you give me an example?
8. Would this be an example: ____?
9. Could you explain further?
10. Can you find a more precise term for ____?

1. What are you assuming in your argument?
2. What could we assume instead?
3. You seem to be assuming ____. Do I understand you correctly?
4. You seem to be assuming ____. How would you justify taking this for granted?
5. Why would someone make this assumption?

1. How do you know?
2. Why do you think that is true?
3. Do you have any evidence for that?
4. What are your reasons for saying that?
5. What other information do we need?
6. Could you explain your reasons to us?
7. Are these reasons adequate?
8. Why did you say that?
9. What led you to that belief?
10. How does that apply to this case?
11. What would change your mind?
12. Is there a reason to doubt that evidence?
13. What would you say to someone who said ____?
14. By what reasoning did you come to that conclusion?
15. How could we find out whether that is true?