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Hello，Susan，
Ihaven’tseenyouforalongtime.Howareyou？Mymotherwillorganizeabirthdaypartyforme.Iamwritingthislettertoinviteyoutojoinit.Ifyouwouldliketocome，lthinklwillbeveryhappy.Icantellyou，thiscouldbethehappiestpartyyouhaveeverjoinedin.
Youcangotomyhomeat8：00.Youcangohereonfoot.Iwillberesponsibleforservingfoodsanddrinks.Wecaneatandplayalltheday.
Intheevening，wewillhaveabigfeast.Wecaneatbirthdaycakestogether.
Ireallyhopeyoucancome.Itwillbewonderful！Itwillbeagreatget-together.
五年级:李颖