I 听力(共两节。满分20分)
第一节 听力理解 (5段共15小题，每小题1分，满分15分)
每段播放两遍。各段后有几个小题，各段播放前每小题有5秒钟的阅题时间。请根据各段播放内容及其相关小题，在5秒钟内从题中所给的A、B、C项中，选出最佳选项，并在答题卡上将该项涂黑。
听第一段对话，回答第1-3题。
1. Who is probably the woman?
A. Johnson’s wife. B. Johnson’s neighbor. C. Johnson’s colleague.
2. What’s the matter with Johnson?
A. He can’t find his office key.
B. He has lost his voice.
C. He doesn’t like his class.
