Christmas Greeting from Canadian Prime Minister Stephen Harper 加拿大总理史蒂芬.哈珀2009年圣诞致辞 Christmas is always a special time, a time when Canadians celebrate the bonds of family, faith and friendship. 圣诞节始终
So here's our little solar system, as we pull away from our melted planet here. 我们把视线从融化了的行星里拉远，来到我们的小小太阳系。 We actually have a couple of other planets in this solar system. 原来在这个太阳系里，我们其实还有好多其他的行星
梁萌：清华大学选手，第八届“21世纪杯”全国英语演讲比赛季军。 演讲稿：Prepared Speech Honorable judges, ladies and gentlemen, good morning. First of all, let me take this chance to present to you a set of data that I hope
