Dear ,
亲爱的，
I’m writing to invite you to .(发出邀请)
我写信邀请你来
There are some points you may want to know about . (活动主题)During ________, we will have lots of activities you are interested in .(活动的具体内容)First, .(活动介绍一)Second, .(活动介绍二)
有几点你可能想知道。在这期间，我们会有很多你感爱好的活动
I believe that you will be very interested in . For one thing/First, ________. For another/Second, ________(受邀人参加的理由)
我相信你会很感爱好的。首先，我要说的是。再过一秒
Since the ________ will begin ________, is it possible ________? I really hope you can come/I’m looking forward to ________.(提出期望)
既然开始了，有可能吗？我真的期望你能来/我很期待
Yours
你的
________
________