英语演讲比赛主持人开场白﹑结束语 a: good afternoon, everybody!welcome to the 14thweek english speaking contest. we are very happy to gather here hold an english afternoon party. i am happy to stand here and have this opportunity to share something with you guys. b: 亲爱的孟老师，亲爱的同学们，大家中午好(合)!欢迎来到14周英语演讲比赛的现场。比赛即将开始，为了保证比赛的顺利进行，请您将..