FOR：
Convenient & efficient
Enrich lifestyle
AGAINST:
Physically detrimental
Negative impact on the youth
Insecurity of information
科技类优缺点主要就是那么几点。。可以套。。
27、inadequate face to face communication 缺乏交流
28、better atmosphere 更好的氛围
29、飞机汽车类优缺点
FOR：
C&C EL
Boost related industry 推动相关产业
AGAINST：
Deplete fuel resources worldwide 耗尽石油资源
Air pollution 空气污染
Help the spread of epidemics传播传染病（飞机）
Traffic jam/accident 交通拥挤/事故（汽车）
30、consume 消耗
Deplete 耗尽
Use up 用光。。比较口语
31、 globe village 地球村
32、 It is air traveling that makes the world a ?global village?.倒装
33、Overseas traveling widens horizon and visualizes what is learnt in books.扩大视野
34、Sweeten your life.甜蜜你的生活！ 85°C
35、Besides, overseas shopping enables one to buy fashionable dresses and jewelries at a lower price.购物。。
36、tourism/tourist industry 旅游业
37、It is estimated that。。据估计。。
38、annually每年。。不是yearly。。
39、pose。。。threat to。。对。。构成威胁
40、tigger 诱发
41、conflict 冲突
42、A result in B 因A果B
C result from D 因D果C
43、CO2 carben(C)di(2)oxide(O)
SO2 sulfar(S)…..
44、one 的复数 ones
Everyone的复数ALL
45、A of B of C 核心为A
46、介词 with/like/because of +名词（组）
连词 as/because +句子
47、作文重点，其实就是不能重复；不要用一些恶俗的词。。people等；少用第一和第二人称；多变幻句式；少用主动句；注意符号；
转帖一
成功英语演讲的秘诀：开场白、结束语应对问题
-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 thepresentation. -there will be time at the end of the presentation to answer your questions-soplease 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 mindwaiting 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 youto 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. 受邀请在会议上致词
- I am delighted/pleased/glad to have theopportunity to present/of making this presentation...
- I am grateful for the opportunity to present...
- I'd like to thank you for inviting/asking me/giving me the chance to... - Good morning/afternoon/evening ladies and gentleman - It's my pleasant duty today to... - I've been asked to... 告知演讲的话题
- 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...Beforewe 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... 告诉听众发言的长度
- During the next ten minutes, I shall...
- I shall be speaking for about ten minutes...
- My presentation will last for about ten minutes...
- I won't take up more than ten minutes of your time... - I don't intend to speak for longer than ten minutes... - I know that time is short, so I intend to keep this brief
- I have a lot to cram in to the next ten minutes, so I'd better make a start... 引起听众的兴趣
- I'm going to be speaking about something that is vitally important to all of us. - My presentation will help solve a problem that has puzzled people for years...
- At the end of this presentation you will understand why this company has been so successful for so long...
- I am going to be talking about a productthat could double your profit margins... - the next ten minutes will change your attitude to sales and marketing...
- Over the next ten minutes you are goingto hear about something that will change the way your companies operate...
- By the end of this presentation you will know all there is to know about... 告诉听众内容要点
- there are five main aspects to this topic (...the first, ... the second, ...a third,...another, ... the final)
- I am going to examine these topics in the following order (...first, ...next, ...afterthat, ...finally) - I've divided my talk into five parts...
- I will deal with these topics in chronological order...
- I'm going to start with a general overview and then focus on this particularproblem (...in general, ...more particularly).
- I want to start with this particular topic,and then draw some more general conclusions from it (...specifically, ... in a wider context).
- there are (a number of) factors that may affect...
- We have to take into account in any discussion of this subject, the following considerations.
- We all ought to be aware of the following points. 结束语
-In conclusion, I'd like to... -I'd like to finish by... -Finally...
-By way of conclusion...
-I hope I have made myself understood -I hope you have found this useful
-I hope this has given you some idea/clear idea/an outline of... -Let me end by saying...
-That, then was all I had to say on... -That concludes our presentation...
-I hope I've managed to give you a clearer picture of... -If there are any questions, I'd be delighted to... -Thank you for your attention...
-Let's break for a coffee at this point
-I am afraid that the clock is against us, so we had better stop here -You have been a very attentive audience---thank you
转自http://www.cc2z.cn/abc/html/kouyujicui/20070821/4.html 转帖二
做presentation，我们要注意对话题的准备以及态度和身体语言等等，除此之外，我们还应该掌握一些常用句型。
1. Right, let's get started. 2. Let me introduce myself.
3. I've divided my presentation into three main parts. 4. Just to give you a brief overview.
5. I'll be saying more about this in a minute.
6. I'm sure the implications of this are clear to all of us. 7. There's an important point to be made here.
8. OK, let's move on. (go on to make yournext 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 you'd like to ask at this point? 12. I'd like to look at this in more detail.
13. Let's put this into perspective. (to explain it this way) 14. Perhaps I should expand on that a little.
15. To digress for a moment? (to depart from your plan) 16. So, to sum up?
17. That brings me to the end of my talk.
18. Thank you. I'm sure you all have lots of questions. 转帖三
1.Greeting, name, position
Ladies and gentlemen. It?s an honor to have the opportunity to address such a distinguished audience.