【導(dǎo)讀】Let'sbuypostcards!DearMum,IaminCanada,inBeijing?Isit. snowy?DearSteven,Howareyou?I’m. verywellinbeijing.Beijingisgreat.Seeyousoon.Thisisane-mail.DearSteven,IaminBeijing,inCanada?Isit. snowy?Wewriteane-mailonaputer.Thisisaletter.Thesearepostcards.doesJenny’spostcardhave?postcard?I’lltakenine,please.Oneyuan.多少錢?Howmuch......A:Howmuchisit?B:It’s_________.Fiveyuan.listening!