比尔盖茨演讲稿
演讲稿怎么写，欢迎阅读留学群小编整理提供的比尔盖茨演讲稿。 比尔盖茨演讲稿【一】 I've always been an optimist and I supposed that is rooted in my belief that the power of creativity and intelligence can make the world a better place. 我天生乐观，坚信人类凭创造力和聪明才智可以让世界日益美妙，这一设想一直根植于我的内心深处。 For ...