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President Hatcher, Governor Romney, Senators McNamara and Hart, Congressmen Meader and Staebler, and other members of the fine Michigan delegation, members of the graduating class, my fellow Americans: It is a great pleasure to be here today. This u
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Life on Earth is basically proteins and DNA, so we can wonder if there is life on Mars will also be DNA and proteins, the same type of DNA, the same type of proteins. One might think that DNA is such
火星生命
r once the battle is lost, once our natural splendor is destroyed, it can never be recaptured. And once man can no longer walk with beauty or wonder at nature his spirit will wither and his sustenance be wasted. . There your children's lives will be
英语演讲
Education Aducation is not an end, but a means to an end. In other words, we do not educate children only for educating them. Our purpose is to fit them for life. In some modern countries it has been fashionable to think that free education for all c
英语四级作文范文
World Teachers' Day a UNESCO initiative that celebrates teachers around the world. Since 1994, WTD is held annually on October 5, to raise awareness and address the issues pertinent to teachers: whilst recognising the contribution they make to educat
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Virtually everyone has their own dreams, however, it is not easy to find their place in this competitive society. This requires us to have the extraordinary quality and comprehensive scientific and cultural knowledge. One of the most important is to
英语作文