第一节（共5小题；每小题1分，满分5分）
听下面5段对话，每段对话后有一个小题，从题中所给的A，B，C 三个选项中选出最佳选项。每段对话仅读一遍。
1. What does Jenny mean?
A. She’d rather go later.
B. The library closed half an hour ago.
C. The library is only open half an hour today.
2. What do we know about Mary?
A. She has traveled world-widely.
B. She is going to Hawaii.
C. She likes postcards.
