Suppose you are a college teacher, and you have ordered some textbooks in a publishing company. The company, which acknowledges your order on 20th September, has delayed the delivery. Write a letter of complaint.
You should write approximately 100 words. Do not sign your own name at the end of your letter. Use "the Peking University" instead. You do not need to write the address.
【参考答案】
One possible version:Dear Sir, There is probable a good reas......