英语演讲开场白、结束语 

-I will be pleased to answer any questions you may have at the end of the presentation. -Please can you save your questions till the end.   -If you have any questions, I will be pleased to answer them at the end of the presentation. -there will be time at the end of the presentation to answer your questions-so please feel free to ask me anything then.  -Don't hesitate to interrupt if you have a question. -Please feel free to interrupt me at any time. -Please stop me if you have any questions.  -If you need clarification on any point, you're welcome to ask questions at any time. -Can I come back to that point later?  -I will be coming to that point in a minute.  -That's a tricky question.  -We will go into details later. But just to give you an idea of... -I am afraid there's no easy answer to that one... -Yes, that's a very good point.  -Perhaps we could leave that point until the questions at the end of the presentation  -I think I said that I would answer questions at the end of the presentation---perhaps you wouldn't mind waiting until then.  -I think we have time for just one more question 欢迎听众(正式)  - Welcome to our company  - I am pleased to be able to welcome you to our company... - I'd like to thank you for coming.  - May I take this opportunity of thanking you for coming 欢迎听众(非正式 )  - I'm glad you could all get here... - I'm glad to see so many people here.  - It's GREat to be back here.  - Hello again everybody. Thank you for being on time/making the effort to come today. - Welcome to X Part II