Questions 19 to 21 are based on the passage you have just heard.

Directions:In this section, you will hear three passages. At the end of each passage, you will hear three or four questions. Both the passage and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A, B, C and D). Then mark the corresponding letter on Answer Sheet 1 with a single line through the centre.

    19.
  • A The reasons for imposing taxes.
  • B The various services money can buy.
  • C The various burdens on ordinary citizens.
  • D The function of money in the modern world.
    20.
  • A Educating and training citizens.
  • B Improving public transportation.
  • C Protecting people’s life and property.
  • D Building hospitals and public libraries.
    21.
  • A By asking for donations.
  • B By selling public lands.
  • C By selling government bonds.
  • D By exploiting natural resources.