请高手帮忙翻译以下句子，谢谢！

I wonder if you're sure that you'll be in Beijing on Dec 7th. The project has already been started up. We'll hold a small presentation in Peking University. And you'll be in charge of the EP product. We've made the appointment with the leadership of the school, as well as the teachers that will participate in. I hope you could keep your word to be in Beijing on that day. Looking forward to your early response.

请问12月7号，你一定能来北京吗？
Will you be able to come to Beijing on December 7th?
这个项目已经启动了。
This project has been started.
我们将在北京大学举办一个小型的讲解会，由你来讲解一下EP的产品，
We will give a small lecture in Peking University , and you will be the one to explain the products of EP,
我们已经约好了学校的领导以及使用老师来参加。
We have already made an appointment with the school leaders and teachers who will participate.

所以希望你那天一定要来北京！请尽快回复！
So I hope that you will come to Beijing on that day!
Please reply as soon as possible!

知识在于点滴积累，更在于不懈努力。

祝你学习进步，更上一层楼！
——另外，正在冲正确率，请记得采纳，谢谢合作！

(*^__^*)

Will you come to Beijing at December 7th? The project has already started. We will hold a small-scale presentation at Peking University, and you are designated to introduce the products of EP. We have arranged the attendance of top officials and teachers of the school. So you are strongly expected to come to Beijing.
Please respond to this message as soon as possible!

纯人工翻译，保证准确。希望能对你有所帮助

Are you coming to Beijing on December 7th for sure? The project has already been launched. We will hold a small-scaled seminar in Beijing University, and you will be the speaker to illustrate the EP's product. We have already made an appointment with the university's headmasters and the teachers who will use the product to attend the seminar. So please be sure that you'll come on that day! Please confirm as soon as possible!

Will you be able to Beijing on the December 7th? This project has been started. A small explain meeting will be held in Peking/Beijing University, explain EP's products is up to you, we have an appointment with the school leadership and teachers to participate. I hope the day you have to come to Beijing. Please reply as soon as possible.