各位来宾、女士们、先生们：
“国际有机食品与可持续农业研讨会”今天开幕了。在此，我代表西安市政府向前来参加会议的各位来宾表示热烈的欢迎。
随着生活水平的提高，人们对食品的安全、品质、营养问题更加关注。这次会议的召开对各国有机食品产业的发展必将起到积极的推动作用。
西安市周围有丰富的农业资源。近些年来，我们非常重视发展有机食品，并取得了令人可喜的成果。今后，我们将积极学习借鉴各国发展有机食品的成功经验，为提高人民生活水平做出贡献。
最后，预祝各位来宾在西安工作顺利、生活愉快、身体健康，祝会议圆满成功。谢谢!
参考答案：
Dear guests, ladies and gentlemen,
The Global Seminar on Organic Food and Sustainable Agriculture opens today. I would like to, on behalf of the Xi’an Municipal Government, extend our warm welcome to all guests here.
With the improvement of living standards, people are paying more attention to food safety, food quality and nutrition. The seminar will significantly boost the development of organic food industry in your countries.
Xi’an and its surrounding areas are rich in agriculture resources. In recent years, we have attached great importance to the development of organic food and made satisfactory achievements. We will learn from other countries in this regard and make further contribution to improving people’s life.
Finally, I wish all guests a pleasant stay here in Xi’an and the seminar a great success. Thank you all.