英语演讲的开头有多种方式，可以根据不同的场合和目的选择合适的方法。以下是一些常见且有效的开头方式：
问候观众
"Good morning/afternoon/evening, ladies and gentlemen."（早上好/下午好/晚上好，女士们先生们）。
引入主题
"Today, I would like to talk about a topic that is becoming increasingly important in our society."（今天，我想谈谈一个在我们的社会中变得越来越重要的话题）。
个人故事
"I have a story to share with you that I believe will resonate with many of you."（我有一个故事想和大家分享，我相信它会引起许多人的共鸣）。
提问
"How many of you have ever wondered about the impact of technology on our daily lives？"（你们中有多少人曾经想过科技对我们日常生活的影响？）。
引用
"As the great philosopher once said, 'Knowledge is power.'"（正如伟大的哲学家曾经说过的那样，'知识就是力量'）。
感谢
"I would like to start by thanking the organizers for inviting me to speak today."（我想首先感谢组织者今天邀请我发言）。
幽默
"Did you know that the shortest distance between two points is a straight line？ Well, that's not always true in life, especially when it comes to getting to the point of my talk."（你知道两点之间线段最短吗？不过，在生活中，尤其是谈到我的演讲主题时，这并不总是成立的）。
引人深思
"What if we could live in a world where every person had access to clean water and education？ What would that look like？"（如果我们能生活在一个每个人都能获得清洁水和教育的世界上，那会是什么样子呢？）。
选择哪种开头方式取决于你的演讲内容、听众背景以及你想要传达的信息。一个好的开头能够吸引听众的注意力，并为你的演讲奠定良好的基础。