17. It's five kilometers from my house to the supermarket. . It takes Mr. Lan fifteen minutes to walk to work. 19. We go to Ho Chi Minh City by train. 20. Trung will mail his letter to Bruce, his pen pal. 21. The stamps for your letter cost 8,000 VND. 22. Minh needs a phone card because she wants to give he parents a call. 23. There are over 1,000 stamps in Nam's collection.
