Hi, everybody. 嗨，大家好。 I'm here on the factory floor of a business in Hatfield, Pennsylvania, where folks are working around the clock making toys to keep up with the Christmas rush. 我现在正在宾夕法尼亚州哈特菲
(President Barack Obama tours the DeSoto Next Generation Solar Energy Center with Lew Hey, left, and Greg Bove, right, in Arcadia, Fla, Oct. 27, 2009. Official White House Photo by Chuck Kennedy) 相关文本
第十届“21世纪杯”全国英语演讲比赛季军——张阿旭 香港理工大学 演讲稿：Two-Way Traffic Seven centuries ago, Marco Polo, after staying in our country for almost twenty years, brought the secrets of spaghetti and
