Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the conversation and the questions will be spoken only once. After each question there will be a pause. During the pause, you must read the four choices marked A, B, C and D, and decide which is the best answer. 听力原文：M: Did you hear Mary's presentation in the meeting last night? W: How she could be so calm in front of such a large audience is really beyond me. Q: What does the woman imply? (12)