演讲致辞开始一般都要以Ladies and gentlemen称呼听众。结束时候一般要以Thank you 致谢。下面是一些各种致辞的开头举例：
1) 欢迎辞It is my special pleasure to welcome our new staff member, Mr. John Water, who has come here from the United States.
2) 欢迎辞It is really a great honor and pleasure for me to attend and speak at the opening ceremony of 1995 Summer Chinese Program for the Canadians. On behalf of Anhui University, I extend my warm welcome to all Canadian friends who ...
