1.Heard our library will improve the service, I am very happy. My letter to make some my suggestion
2.Can you tell me whether you can provide double room with a private bath and the price of it
3.I'd like to know whether I can change to an easier courses
4.I am writing this letter to think for mistakes in the work say to you apology
5.I sincerely hope you can understand my situation, and accept my apologies
6.Thanks again for your lovely gift, and wish you have a happy New Year
7.Thank you for sending me the picture books, pictures very wonderful, I will like this book
8.I'm glad to invite you to come with us and the Spring Festival