.【话题回归】假设你是晨光中学的学生会主席李津。一批来自英国的高中生与你校学生开展了为期两周的交流活动。现在,他们即将回国,你将在欢送会上致辞。请根据以下提示写一篇发言稿。(1) 回顾双方的交流活动(如学习、生活、体育、文艺等方面);(2) 谈谈收获或感情;(3) 表达祝愿语期望。【参考范文1】Dear friends,How time flies. It has been two weeks since you came to our school for the exchange program, which has benefited all of us.During the past two week, we have been buried in study in the same classroom and lived in the same dormitory harmoniously, which has enabled us to know each other better. Doing the same sports on the playgrou