模板句型：
开头句：说明邀请目的
On behalf of, I have the honor to invite you to作为~代表，我非常荣幸可以邀请你来~~
It is with the great pleasure that I write to cordially invite you to我非常荣幸可以写信邀请你~~
结尾句：期盼回复
I do hope that you will be able to come.期望你可以来。
We should be very pleased if you could honor us with your company.假如你能赏光到来大家会非常乐意的。
推荐信
模板句型：
开头句：说明写作目的
I am writing to you to recommend for 我写信推荐~~
I take great pleasure in recommending to you as 我非常乐意推荐你~~
I would like to present for your consideration in your search for 对于你~~的考虑，我非常高兴。
With reference to your requirements, I shall, without reservation, recommend as an ideal candidate.
依据贵方的需要，我将毫无保留地推荐，作为一个理想的候选人，。
结尾句：概要说明
I am confident/ convinced that 我确信~~
I strongly recommend him to you with no reservation.我毫无保留的向你推荐他。
Therefore, I do not hesitate to recommend her as an ideal candidate for the post you advertised.
因此，我毫不犹豫地推荐她为你招聘职位的理想候选人。