[求一篇大学英语课堂演讲稿]The Happy Door 快乐之门 The Happy door Happiness is like a pebble dropped into a pool to set in motion an ever-widening circle of ripples. As Stevenson has said...+阅读
though compounds in soy called isoflavones 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 cyclooxygenase-2 or COX-2 enzymeSoy food good for women
Women who ate soy regularly as children have a lower risk of breast cancer, American researchers report，多达三分之二都是由吸烟，儿童时期经常吃豆类食品的女性患乳腺癌的风险较小.
The studies add to a growing body of evidence about the role of diet in cancer, reduced their risk of developing breast cancer by 58 per cent. It was not clear how soy might prevent cancer、味噌等豆类食品的女性患乳腺癌的几率要低58%。至于豆类食品为什么可以防癌还不清楚，不过大豆中所含的名叫异黄酮的化合物具有雌性激素的作用。
另一项研究表明，一周吃鱼至少五次的男性患结肠癌的风险要比那些一周都吃不到一次鱼的男性低40%, which may play a role in tumour growth, such as tofu and miso, when aged 5 to 11. Cancer experts now believe that up to two-thirds of all cancers come from lifestyle factors such as smoking, diet and lack of exercise。
很多鱼类中所富含的Omega-3脂肪酸能够抑制环氧化酶2的活性。环氧化酶2会引起发炎.
据美国研究人员报告.
The US National Cancer Institute and researchers at the University of Hawaii found that women who ate the most soy-based foods、节食及缺乏锻炼等不健康的生活方式造成的。
美国全国癌症研究所和夏威夷大学的研究人员发现. COX-2 affects inflammation，在所有种类的癌症中。另一组研究人员则向美国癌症研究协会提出，一周吃几次鱼的男性患结肠癌的几率较小。
这两项研究进一步证明了饮食对于防癌的作用。癌症防治专家认为，在5岁至11岁时经常吃豆腐. And men who eat fish several times a week have a lower risk of colon cancer, a second team of researchers have told the American Association for Cancer Research
英语比赛演讲稿what makes life worthwhile
what makes life worthwhile? How to make our life meaningful? Some people say ＂life is success＂, also someone says ＂life is a tragedy＂. This is the result of life, successful life, not by God, not by fate, do not rely on others, but in their own as. The tragedy of life is not fate, not good, but their own incompetence, his weakness, his spiritual decadence. Person's life should not be to live long as the sole indicator of value, it is more important to the quality of life, after the death of people miss talent have real value. People's value lies in the self-esteem, commodity is valuable, but human dignity is priceless, when people to dignity as a commodity exchange, it will quickly lose value. 人生的价值是什么？ 如何使我们的生活有意义？ 有人说“人生就是成功”，也有人说“人生是一场悲剧”。这是从人生的结果来说的，成功的人生，不靠上帝，不靠命运，不靠他人，而在于自己的作为。
悲剧的人生，也不是命运不好，而是自己的无能，自己的意志薄弱，自己的精神颓废。 人的一生不应该以活得多长作为价值的惟一指标，更重要的是它的生活质量，死了以后让人怀念的人才有真正的价值。 人的价值还在于自尊，商品是有价的，而人的尊严是无价的，当人们欲将尊严作为商品进行交换，那就会很快地失去价值。...
写篇四级左右关于NBA的英语演讲
Steve Nash's outstanding playmaking lead his basketball team the Phoenix Suns to the top of the American basketball league. Because of his great play, he was given the Most Valuable Player award for this season. This is especially amazing because he is one of the only Canadian players in the NBA.
He is also a good role model for young basketball fans. Unlike many rich basketball stars, he does not interested in fancy clothes and expensive sports cars. Although he is very successful and has a reputation as a fiery competitor, he is also very humble and generous. In 2001, he established the Steve Nash Youth League in Vancouver, Canada. The league gives over 10,000 young Canadians in elementary and middle school the opportunity to play basketball and to learn the lessons of hard work, physical fitness, teamwork, and sportsmanship. The motto of the league is “Play hard and have fun!” Nash gives an enormous amount of money to the league each year so young players can participate by paying only a little bit of money.
Steve Nash's story is very inspiring. When he was young, nobody thought he could make it to the NBA. Now he is recognized as the NBA's best player! He teaches young basketball fans to work hard and to keep a warm and kind heart.
关于nash的行吗？
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