听下面一段材料, 回答第1 ~3题. |
1. Why is the man going to the States? |
A. To visit places of interest. B. To visit his friends. C. To attend a conference. |
2. How long will the conference last? |
A. One month. B. A fortnight. C. Two days. |
3. What is the man? |
A. A scientist. B. A writer. C. A traveler |