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 the Answer Sheet with a single line through the center.
Passage One
Questions 1 to 3 are based on the passage you have just heard.
A．His telephone went out of order. B．The buyers had to leave soon. C．He began to work at 8 a.m. D．He had made an appointment with her for 8 a.m.