然后，参观博物馆的主要目的是了解城市的过去与现在，参观城市的发展图片。

然后，参观博物馆的主要目的是了解城市的过去与现在，参观城市的发展图片。让学生们对这个城市进行更深入的了解。
最后，学生参观后进行讨论，每个人写一篇作文

結果 (英文) 1:

Then, visit the Museum's main objective is to understand the past and present of the city, visiting the city's development pictures. Give students a more in-depth understanding of the city.Finally, students discuss after the visit, everyone writing a composition

結果 (英文) 2:

Then, the main purpose of the museum is to understand the city's past and present, visit the city's development picture. Have students of this city more in-depth understanding.
Finally, students after the visit to discuss each person to write an essay

結果 (英文) 3:

Then visit the museum"s main purpose is to understand the city"s past and present, to visit the city"s development. Let the students have a better understanding of the city.Finally, after the students visited the discussion, each person wrote a composition