Directions:
You will hear three pieces of recorded material. Before listening to each one, you will have time to read the questions related to it. While listening, answer each question by choosing A, B, C or D. After listening, you will have time to check your answers. You will hear each piece once only.
Questions 11—13 are based on the passage about vanity stamps. You now have 15 seconds to read Questions 11—13. Why does Japan print vanity stamps
A．Because the Japanese like taking photographs. B．Because the Japanese like writing letters to each other. C．Because the Japanese postal officials want to print a special stamp to catch worldwide attention. D．Because the Japanese postal officials hope these stamps will help promote interests in letter-writing.