题目内容：
Suppose that you have been a regular of a hotel for many years．But during the last 2days，the air—conditioner didn’t work and nobody came to clean your room．Write a letter of complaint to the hotel manager．Your letter should include：1)a description of the situation
2)complaint about the situation
3)your request
You should write approximately l00 words．Do not sign your own name at the end of your letter，use“Wang Lin”instead．You don’t need to write the address．
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