正式场合与非正式场合英语演讲开场白和结束语如何写？

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 questionsso 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 presentationperhaps you wouldn't mind waiting until then.
i think we have time for just one more question

正式场合与非正式场合英语演讲开场白和结束语如何写？

the subject of my presentation is...
i shall be speaking today about...
my presentation concerns...
today's topic is...
today we are here to give a presentation on...
today we are here to talk about...before we start, i'd like you meet my team members...
a brief look at today's agenda...(告诉听众所讲内容的先后顺序)
before we start our presentation, let's take a brief look at the agenda...
i shall be offering a brief analysis of...
the main area that i intend to cover in this presentation is...
take a moment and think of...
thank you for giving me the opportunity to tell you about...

正式场合与非正式场合英语演讲开场白和结束语如何写？

-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.