Section ADirections: This section is to test your ability to understand short dialogues. There are 5 recorded dialogues in it. After each dialogue, there is a recorded question. The dialogues and the questions will be spoken only once. When you hear a question, you should decide on the correct answer from the four choices marked A, B, C and D given in your test paper. Then You should mark the corresponding letter on the Answer Sheet with a single line through the center.
A．Mary will come home after class. B．Mary is going to attend the class meeting at 10: 00. C．The class meeting will be over at 10: 00. D．Mary will come home late because of the class meeting.