通告：欢迎来到我们的英语世界！

Announcement: Welcome to Our English Corner!

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现在，总结一下，在今天的课上，我们回顾了英语作为世界第一语言的流行背后的一些原因或因素。

Now, to sum up, in today's lecture, we have reviewed some of the reasons or factors that lie behind the popular use of English as the number one world language.

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我们友好、努力的工作人员帮助了许多来自世界各地的学生实现了在生活中使用英语的梦想。

Our friendly hard-working staff have helped many students from all over the world achieve their dream of using English in their lives.

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