【正文】 ity as professionals in munication of us would probably join Time in optimistically expecting English somehow tos paper, as he or she is absent.I shall read a paper by Dr. Li from Guangzhou, china, who regrets that he could not be here. The title of his paper is...I39。 11 try my best.Checking the MicrophoneFirst I want to check if all of you can hear me clearly.Am I speaking clearly and loudly enough for those in the rear of the room?I wonder if those in the rear of the room can hear me.If those in the rear of the room can hear me, would someone please raise his hand?Can you hear me clearly?Can you hear me if I am away from the microphone?Is the microphone working?* SummaryHow to Prepare a Good IntroductionRealize file great importance of the introduction of file presentation mad then do your best in delivering it.Don39。 11 talk about the stages of the procedure.As the second topic, I shall stop here. Now let39。s all for the introduction and now we can go on to the literature review.Next, I would like to turn to a more difficult problem.The next point I39。 11 touch upon that point in a moment.I shall tell you in detail shortly.IV. Introducing the Supporting MaterialsI think this part is the most difficult, so I39。s go through the following points very rapidly.I just want to outline for you what I experienced in using this new drug.I shall not go over all these explanations. My time is running short. So I39。 39。ve divided my presentation into three main parts.4. Just to give you a brief overview.5. I39。s move on. (go on to make your next point)9. As you can see, the figures speak for themselves.10. To go back to what I was saying earlier.11. Are there any questions you39。m sure you all have lots of questions.d like to look at this in more detail.13. Let39。m sure the implications of this are clear to all of us.7. There39。1. Right, let39。m sorry we left a figure out here.VI. Explaining the Contents on the SlidesThis slide demonstrates ...On this slide, you can see...This curve in this slide shows...This figure in this slide exhibits...This table on this slide presents...This diagram on this slide depicts...This chart on this slide displaces ...The picture on this slide shows ...The photomicrograph on this slide shows ...The flowchart on this slide points out...The circuit diagram on this slide represents~...~Indicating the Sources of the Content in aThis figure is taken from.., by Dr. Li.This diagram is after that of Prof. Wang with some modificationVII. Demanding to Show the Next SlideMay I proceed to the next slide, please?I think we can move on to the next slide.Let me show you the next slide.Now, we can go on to the next slide. 11 expand this topic with drawings and figures.Indicating the Points BrieflyLimited by the time available, I can only give you a very brief account of this matter.I don39。 s e back to what I said in the first part of my speech.Getting back to the subject of the problem of theoretical considerations we can find that...I want to return to the first part of my presentation.Now, to get back to the effect of temperature, you may be aware that the problems have been solved.This brings me back to the question of security.At this point I would like to refer again to the question of methods in the first part of my lecture.Referring again to the first question, I think...Referring to the Coming PointI39。s move away from the first part and switch over to the next part of myt start your speech with apologies.Pay attention to your body language.Chapter II Developing the Speech Text I. Announcing the Beginning of the Speech TextTo begin with, I would like to talk about a principle.I think it would be best to start out by looking at some pictures.The first thing I would like to talk about is the definition of the terms which I’11 use in my presentation.II. Shifting to the Next Main PointWell, let39。s a great pity that, because of a health problem, he could not be here.I was asked by the author to read his paper. He apologizes for not being able to e here.The next speaker, Prof. Zhang, regrets that she could not be here and has submitted her paper to me. I am not sure if I can present it as well as she expected.I am not sure whether I39。 survive and even to prosper.Expressions on Ot