要邀请他人的时候，我们需要写邀请函，大家可以一起看看下面的邀请函的英语格式，欢迎借鉴哦！
邀请函的英语格式【1】
may 2, xxxx
dear lucy，
next monday is my 20th birthday. imagine, there are already twenty years behind me! no wonder i feel old!
my parents are giving a dinner party to mark the party. the first person they wish to invite is you, my childhood pal. indeed, all of those 20 years are more or less associated with you.
well be expecting you any time after six. see you then. yours，
xxx
邀请函的英语格式【2】
Dear my classmates,
Do you know when is my birthday? The day is in winter vacation and its
on February 1st. So do you come to my birthday party? Of course I wish
everyone can come to my party. If you come you can get too many free things because you are my you also should give me some gifts.
Then if you make sure to come to my party you should prepare the following things:
1) Think of games to play.
2)...
针对公务人员/单位邀请函： 邀请函又叫请柬，也称请帖，是单位、团体或个人邀请有关人员出席隆重的会议、典礼，参加某些重大活动时发出的礼仪性书信。它不仅表示礼貌庄重，也有凭证作用。
1>格式要求。请柬一般由标题、称谓、正文、落款四部分组成。 标题即用大字书写的“请柬”两字，在第一行中间，或者占用一页，当作封面。 称谓即被请者的单位名称或姓名，另起一行或一页顶格书写，姓名之后写上职务、职称等，如“同志”、“先生”、“教授”、“经理”、“主任”等。 正文应写清活动时间、地点、内容、要求，并用“敬请参加”、“敬候光临”、“敬请届时光临”等语结束。 落款即发函者的署名与发函日期。
2>请柬的形式要美观大方，不可用书信纸或单位的信函纸草草了事，而应用红纸或特制的请柬填写。所用语言应恳切、热诚，文字须准确、简练、文雅。