邀请函一Invitation to the Party 聚会邀请函 Dear Mike，This Saturday is my birthday and my parents will hold a simple celebrating party for me I am glad to invite you to come to the party Blair， Emma。
1 邀请朋友共进午餐 Inviting a friend to informal luncheonDear Zhang YingWill you come to luncheon on Friday， May the fifth， at twelve o’clock？My niece Mary is visiting us and I think you will enjoy。
