「要求」
欢迎词
美国著名语言学家（linguist）Smith教授一行三人受联合国教科文组织（UNESCO）委派（delegate）到我国实地了解我国中学生学习英语的情况。今日到达你校，同你班同学进行座谈。座谈会开始，先由你用英语向客人致欢迎词。请你根据下列内容要点，先拟好欢迎词稿。①首先向客人表示欢迎，并将客人介绍给大家。（另两位分别是来自英国的Wilson先生Green.小姐，均为有经验有语言学教师）。②希望同学们用英语同客人交谈，也可以向客人提出英语学习方面的问题。③请客人就如何学好英语提出宝贵建议。
要求句子通顺，语意连贯，符合英语表达习惯。
只要把上述内容说清楚，不必逐条翻译上面所列的内容要点。
字数：100――120.
「范文」
Hello， everyone ， First of all， I'd like to introduce our guests to you. Professor Smith is a every famous linguist from America. Mr Wilson and Miss Green are from England . They're both experienced teachers in language teaching. Delegated by the UNESCO， they have come to our country to see how we Chinese students are learning English in middle schools. Let's now give our warmest to our guests.
It's a very good chance for us to have talks with our guests in English today. We may ask them questions on English learning and will surely get some good advice from them on how to improve our English.
That's all .Thank you.
「评语」
本文努力使句式结构多样化，恰如其分地交替使用各种句式，使得行文自然流畅，不拘一格，不落俗套。