is this a postcard -----tom?

this （postcard) is from japan 正确吗 This is a beautiful postcard.My sister sent it to me — Hong who is this postcard for ? 还是whom is this postcard for? a.A:This is Tom speaking. 小学英语连词成句!1.on,this,is,postcard,panda,the2.much,postcard,this am I Tom making postcard a for 连词成句 this is a book of tom 还是tom‘s Tom:Hello,this is Tom. This postcard shows you a picture from my holiday.翻译, this panda it has postcard a on连词 this is tom speaking Is this Tom speaking?