Dear Sir or Madam,I am organizing a group of students to pay a visit to the historical exhibition in your town.
尊敬的先生或女士，我要组织一些学生去您的小镇上参观一个历史展览。
Therefore, I would be grateful if you could supply me with the following information.
我写这封信的目的是询问有关下述方面的信息。如能得到您的回复，我将非常感激。
First of all, what is the size of the exhibition, what is its theme and what objects are on display?
首先，这个展览规模怎样，主题是什么，陈列了哪些物品？
Secondly, what are the dates between which the exhibit
