我谨代表……,欢迎大家来到……On behal of...,I am delighted to welcome all of you to...我十分荣幸地欢迎大家来到……I'm honored to have this opportunity to welcome all of you to ...我非常高兴地欢迎各位出席……It is a great pleasure for me to welcome you all to...It gives me great pleasure to welcome all of you to...我谨代表……,对各位的到来表示热烈欢迎It is my pleasant duty
我谨代表……,欢迎大家来到……On behal of...,I am delighted to welcome all of you to...我十分荣幸地欢迎大家来到……I'm honored to have this opportunity to welcome all of you to ...我非常高兴地欢迎各位出席……It is