听下面一段对话,回答第1-3题. |
1. Where does the conversation most probably take place? |
A. At the railway station. B. In the post office. C. In a shopping center. |
2. How much is first class? |
A. $8.20 B. $4.90 C. $6 |
3. What can we learn from the conversation? |
A. The man didn't put down a return address. B. The man bought two sets of glasses. C. The man paid $14.20 in all. |