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1、Word格式、可編輯排版大學生2分鐘英語演講稿精選范文（通用3篇） 高校生2分鐘英語演講稿精選范文（通用3篇） 高校生2分鐘英語演講稿精選范文 篇1 Soy food good for women Women who ate soy regularly as children have a lower risk of breast cancer, American researchers report. And men who eat fish several times a week have a lower risk of colon cancer, a second team of re

2、searchers have told the American Association for Cancer Research. The studies add to a growing body of evidence about the role of diet in cancer. Cancer experts now believe that up to two-thirds of all cancers come from lifestyle factors such as smoking, diet and lack of exercise. The US National Ca

3、ncer Institute and researchers at the University of Hawaii found that women who ate the most soy-based foods, such as tofu and miso, when aged 5 to 11, reduced their risk of developing breast cancer by 58 per cent. It was not clear how soy might prevent cancer, though compounds in soy called isoflav

4、ones have estrogen-like effects. A second study showed that men who ate fish at least five times a week had a 40 per cent lower risk of developing colorectal cancer compared with men who ate fish less than once a week. Many kinds of fish are rich in omega-3 fatty acids, which interfere with the cycl

5、ooxygenase-2 or COX-2 enzyme. COX-2 affects inflammation, which may play a role in tumour growth. 據(jù)美國討論人員報告，兒童時期常常吃豆類食品的女性患乳腺癌的風險較小。另一組討論人員則向美國癌癥討論協(xié)會提出，一周吃幾次魚的男性患結(jié)腸癌的幾率較小。 這兩項討論進一步證明白飲食對于防癌的作用。癌癥防治專家認為，在全部種類的癌癥中，多達三分之二都是由吸煙、節(jié)食及缺乏熬煉等不健康的生活方式造成的。 美國全國癌癥討論所和夏威夷高校的討論人員發(fā)覺，在5歲至11歲時常常吃豆腐、味噌等豆類食品的女性患乳腺癌的幾率要

6、低58%。至于豆類食品為什么可以防癌還不清晰，不過大豆中所含的名叫異黃酮的化合物具有雌性激素的作用。 另一項討論表明，一周吃魚至少五次的男性患結(jié)腸癌的風險要比那些一周都吃不到一次魚的男性低40%。許多魚類中所富含的Omega-3脂肪酸能夠抑制環(huán)氧化酶2的活性。環(huán)氧化酶2會引起發(fā)炎，這可能會刺激腫瘤的生長。 高校生2分鐘英語演講稿精選范文 篇2 Saying goodbye to childhood,we step into another important time in the pace of young,facing new situations,dealing with differe

7、nt problems. everyone has his ownunderstanding of young,it is a period of time of beauty and wonders,only after you have experienced the sour ,sweet ,bitter and salty can you really become a person of significance.thre time of young is limitted,it may pass by without your attention,and when you disc

8、over what has happened ,it is always too late.grasping the young well means a better time is waiting for you in the near future,or the situation may be opposite . having a view on these great men in the history of hunmanbeing,they all made full use of their youth time ,to do things that are useful t

9、o society,to the whole mankind,and as a cosquence ,they are remembered by later generations,admired by everyone.so do something in the time of young,although you may not get achievements as these greatmen did ,though not for the whole word,just for youeself,for those around! the young is just like b

10、looming flowers,they are so beautiful when blooming,they make people feel happy,but with time passing by,after they withers ,moet people think they are ugly.and so it is the same with young,we are enthusiastic when we are young,then we may lose our passion when getting older and older.so we must tre

11、asure it ,dont let the limitted time pass by ,leaving nothing of significance. 高校生2分鐘英語演講稿精選范文 篇3 Ladies and Gentlemen, Good afternoon! Im very glad to stand here and give you a short speech. Today my topic is youth. I hope you will like it, and found the importance in your youth so that more cheris

12、h it. First I want to ask you some questions: 1、Do you know what is youth? 2、How do you master your youth? Youth Youth is not a time of life, it is a state of mind; it is not rosy cheeks , red lips and supple knees, it is a matter of the emotions : it is the freshness ; it is the freshness of the de

13、ep springs of life . Youth means a temperamental predominance of courage over timidity of the appetite, for adventure over the love of ease. This often exists in a man of 60 more than a boy of 20 . Nobody grows old merely by a number of years. We grow old by deserting our ideals. Years wrinkle the s

14、kin, but to give up enthusiasm wrinkles the soul. Worry, fear, self distrust bows the heart and turns the spirit back to dust. Whether 60 of 16, there is in every human being s heart the lure of wonders, the unfailing childlike appetite of whats next and the joy of the game of living . In the center

15、 of your heart and my heart theres a wireless station: so long as it receives messages of beauty, hope ,cheer, courage and power from men and from the infinite, so long as you are young . When the aerials are down, and your spirit is covered with snows of cynicism and the ice of pessimism, then you

16、are grown old ,even at 20 , but as long as your aerials are up ,to catch waves of optimism , there is hope you may die young at 80. Thank you! 青春 青春不是指歲月，而是指心態(tài)。粉嫩的臉，紅潤的唇，強健的膝并不是青春。青春表現(xiàn)在意志的頑強與軟弱。想象的豐富與蒼白、情感的充足與貧乏等方面。青春是生命深處清泉的噴涌。 青春是追求。只有當士氣蓋過怯弱、進取壓倒茍安之時，青春才存在。果如此，則60見之長者比20歲之少年更具青春活力。僅僅歲月的消逝并不能使他們年輕。而一旦