关键句型一：关于写信询问某事的句型
1.I'm writing to request more information about the day tour to London.
2. I'm writing for more information about the day tour to London.
关键句型二：关于询问具体细节的句型
1. I'd like to know if you have any special prices for students.
2. What about time for shopping? Is it included in the schedule?
3. As for lunch, is it included in the price?
4. Can you tell me more details about the trip?
5. Please let me know the scheduled return time.
