题目内容：
Write a letter to a publishing house asking for information on a book about American culture. Your letter should include:1. the name of the book 2. the price of the book 3. the discount of group order
You should write approximately 100 words. Do not sign your own name at the end of the letter. Use “Li Ping’ instead. You do not need to write the address.
参考答案：
答案解析：