【帮我看看下面这片短文的语法有没有错误,英语大师帮帮我看看Deargrandparents,NOV27th2009First,warmwishesatThanksgiving.I'msorrythatIdidn'tsay"thankyou"yesterday.Iwassobusyyesterday.AndIwishitwon'tbelate.w】

　　帮我看看下面这片短文的语法有没有错误,英语大师帮帮我看看

　　Deargrandparents,NOV27th2009

　　First,warmwishesatThanksgiving.

　　I'msorrythatIdidn'tsay"thankyou"yesterday.Iwassobusyyesterday.AndIwishitwon'tbelate.

　　whydidn'tyoucallme?Youpromisedthatyouwillgetbacktome.InthepastdayssinceyouwenttotheUS,IwasalwayswaitingforyourcallafterthedinnerwhileIwaswatchingEnglishprogrames.

　　Ihavealreadyfinishedmymiddle-teamexames.IdidOKthistime,AndIalsogot"A"inmylisteningtest.IcanreadtheEnglishbookwhichyougaveittomewithoutdictionaries.That'swhatbothyouandmewant.Ionlyjustmadeittoyou.

　　Wishyouallthetime

　　ThanksinThanksGivingday

　　Thisletterisoriginaljustfromme,soheremayhavesomemistakes.canyouhelpmecorrectthem

　　writetomesoon,Iwillwaitingforyou