单项选择题

Directions: In this section, you will hear 3 short passages. At the. end of each passage, you will hear some 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 2 with a single line through the. centre.

Passage One Questions 26 to 28 are based on the passage you have just heard.