无忧快乐起
欢迎词的英文：welcoming speech
speech 读法 英 [spiːtʃ] 美 [spiːtʃ]
n.演说;讲话;发言;说话的能力;说话方式
短语：
1、parts of speech 词类；词性
2、keynote speech 会上发表的主要讲话；政党代表大会上关于施政方针的演说
3、speech quality 声音品质；话音质量
4、opening speech 开幕致辞
5、indirect speech n. 间接引语
词语用法：
1、speech的基本意思是“说话,说话能力”,指人的一种语言的能力。speech也可作“说话方式”解,指人们为了表达自己的某一意图而采取的一种表达方式,作以上两义解时, speech是不可数名词。
2、speech还可作“演说,演讲; 讲话”解,通常指在公共场合为群众所作的讲话,强调影响、教育或娱乐群众。这种讲话可以是有准备的或措词庄重的,可以是正式的或是非正式的,有时还可指讲话或讲话稿的风格。作此解时speech是可数名词。
词义辨析：
lecture, speech, report, talk这组词都有“演讲，讲话，报告”的意思，其区别是：
1、lecture 侧重带学术性的演讲。
2、speech 普通用词，指一般的发言或讲话，可以是事先准备的，也可以是即席的。
3、report 一般是指下级给上级或负责人给委托机关的书面或口头报告。
4、talk 常用词，强调非正式讲话，讲话方式一般较为自由。
奔跑de小土豆
手工原创如下：Dear friends, Good morning/afternon/everning! Teachers' Day is approaching, and I feel greatly honored to have a chance to stand here, on behalf of all the students and teachers in our school, to give a warm welcome to Professor Jackson. First please allow me to introduce Professor Jackson. He is a world-famous educational expert from the USA, and he is going to give us a lecture on English learning. Let's pay full attention to his wonderful lecture and take notes carefully, after which we'll have a discussion with each other. Now please welcome Professor Jackson with warm applause! Thanks! 参考资料：英语牛人团
萤火虫BB
it is our great honor to welcome these so friendly and lovely guests!i hope you can have a good time with us!
