邀请朋友参加生日聚会(Inviting Friends to a Birthday Party)

　　invitation

　　dear ruth,

　　next friday, september the fifth, is tom's birthday. i thought it would be pleasant to have some of his friends here to help him celebrate. will you come? we'll have dancing from nine until midnight, and then cut the birthday cake!

　　both tom and i are very eager to have you here, so don't disappoint us!

　　affectionately yours,

　　li hua

　　august 31, 1998

　　r. s. v. p

　　acceptance of the invitation

　　dear li hua,

　　thank you for your invitation to join you at tom's birthday party on next friday, september the fifth. i'm free for the party on that day, and will be glad to meet and talk with you about our friendship.

　　i will be at your home at nine sharp, and look forward to seeing you.

　　cordially,

　　ruth