安保装备使用管理规定:英语演讲时,开头应讲什么呢?
来源:百度文库 编辑:查人人中国名人网 时间:2024/05/11 15:46:27
ladies and gentlemen,may i have your attention please?
distinguish delegates,respected guests,ladies and gentlemen,
.............
................
Good morning(night),everyone! My topic is...