个人整理。

自我介绍：

Hello everyone, I'm [Your Name], and I'm excited to be here today. I work as [Your Position] at [Your Company/Organization], where I focus on [Brief Description of Your Role or Expertise]. I'm looking forward to our discussions and collaborating with all of you.

套话：

What will we discuss at the meeting?

I would like to get everyone’s opinion on the issues.

Mr. Smith, the floor is yours. 
Certainly, it’s my honor to start the ball rolling./Hit the groung running.

I'd like to walk you through the key points of our project.

提出建议：

Perhaps we could consider...

I'd like to suggest that we..

It may be helpful to look into...

搞懂了：

Got it.

Understood.

Clear.

没搞懂：

Could you go over that again? I want to make sure I understand correctly.

I'm not sure I follow. Could you break it down for me?

Could you go over that again? I want to make sure I understand correctly.

反对：

I understand where you're coming from, but I have some concerns about...

I appreciate the suggestion, but I'm not entirely convinced that...

It's an interesting idea, but I wonder if it might be worth considering..

I think you’re a bit quick with your conclusion there.

回答疑问：

I'll need to check on that and get back to you by email.

Let me look into this and I'll send you an email with more details.

I'm not quite certain I understand this completely. Let me take some time to gather more information and I'll follow up with you via email.

I'll need to look into this further before I can respond. I'll follow up with an email.

I'm not entirely sure, but I can look into it and get back to you.