1. 开场白：
* Let's start by...
* Shall we begin with...?
* Could you please introduce your topic?
2. 表达观点：
* In my opinion, I think...
* Personally, I agree with...
* I don't agree with...because...
* I believe that...
3. 询问他人观点：
* What's your opinion on...?
* How do you see...?
* Do you agree with...?
* What are your thoughts on...?
4. 询问更多信息：
* Could you please provide more details about...?
* Is there any other information you want to share?
* Could you expand more on...?
5. 表达同意或不同意：
* I agree with that.
* I disagree because...
* I have the same view.
* I see where you're coming from, but I think...
6. 询问证据或理由：
* Could you please provide some evidence to support your argument?
* What are the reasons behind your belief/opinion?
* Is there any evidence to prove your claim?
7. 表达中立或不确定：
* I'm not sure about that.
* I'm neutral on this issue.
* I don't know enough about this topic to have an opinion.
* More information is needed before I can comment on this.
8. 总结讨论：
* To sum up, we discussed...
* The main points were...
* We agreed/disagreed on...
* The consensus was/was not reached on...
