1. (2021高一下·胶州期中) 听下面一段较长对话，回答以下小题。

1. （1） Who saw the advertisement?

   A . The man's friend. B . The woman's mother. C . The man's co-worker.
3. （2） Why does the woman probably want a second-hand piano?

   A . The quality is better. B . She has little money. C . New ones aren't available.