听下面一段材料,回答第1-3题。 1. How long will the man probably stay in New Zealand? A. One week. B. Two weeks. C. Three weeks. 2. What advice does the woman give to the man? A. Book his flight as soon as possible. B. Go to New Zealand after Christmas. C. Save more money for his trip. 3. What can we learn about flights to New Zealand at Christmas time? A. They require early booking. B. They can be twice as expensive. C. They are on special offer.