写作要求：假如你是李华，请就本校食堂食堂服务的状况给校长写一封信。
内容包括：
１、优点：食堂干净，饭菜可口，服务态度好
２、不足：价格偏高，种类偏少，等候时间较长
３、建议：尽快解决问题
词数：不少于80
Dear Mr.Principal,
I am a tudent of our chool.I,d like to ay omething about the canteen ervice in our chool.
There are 3 advantage of canteen ervice in our chool.Firt,our canteen i very clean,Second,the food i deliciou,Third,the attitude of ervice i good.
But it alo ha ome diadvantage . Such a the price of the food i high, few variety to chooe from,too long waiting time for buying food.
In my opinion,we can invite our tudent to take part in the canteen for offering the help.We may let the tudent lit the food they like to let the canteen to make it.
I hope more and more tudent will like our canteen ervice.