... much is it to mail a letter to America ?- It is 9. 500 dong . Saturday,December 13th,20 08 Unit 8: PlacesLesson 47 At The Post Office (B1)I,B1 listen and read.Then practice with a partner.* ... letter in Viet Nam ?- It is 80 0 dong .6- Do you send any letter to your friends ?Yes , I do ./ No, I don’t . 7 - Could you tell me how to get to Phu Tho post office ? 8- How much is it to mail ... for?what for? *How to ask the price 1, How much is this stamp ?It is 8. 000 dong*How much does it cost ?It costs 8. 000 dong250.000 2,How much are these flowers?They are 250.000 dong*How...