下列短文中每行都有一个错误，请在文中指出并改正。若此行多一个词：把多余的词用斜线（\）划掉，在该行右边横线上写出该词，并也用斜线划掉。若此行缺一个词：在缺词处加一个漏字符号（∧），在该行右边横线上写出该加的词。若此行错一个词：在错的词下划一横线，在该行右边横线上写出改正后的词。
Dear editor,
In our school students are constantly complaining about bad                     
food in the dining room. It serves with many dishes from      
________
Cantonese to Sichuan hotpot, so the quality isn't good. Some  
________
students said they had found stones or died pests in their food.         
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The popular joke is that you are really luck if you find nothing          
________
strange or smelly in the food. As the majority of student     
________
have no choice but eat in the dining room, money can still be          
________
made if the dining room takes an effort to improve quality of 
________
food. The dining room should pay attention to provide         
________
better services and tasted food. It is high time that the    
________
dining room changed their idea of management. We are   
________