the building over there is a school ,()is our library为什么是east of which不是on east of which 而且方向前面没有the

Look!The plane____(fly) over the building. what is the building over there ___you___(see)the building over there? The t________ building over there is the Bank of China. The building ___(build) over there will be our library. the building is over there________ science填什么 The building is over 70 years old.(改为同义句) Look!The_(enter)to the building is over there They are building the fences over there(改为被动句) The new building over there is our library(对our library提问)（ ）（ ）that new building over there? his office is on the 8th floor in the classroom building. The building of my school fell down （）the night of September,21th. National-building in the 19th century 代表了什么事情,越详细越好, there are no l_____in this building.Let's walk to the 8th floor.首字母填空 5th Floor No.8 Building是这么念吗?“the fifth floor. the building over there is biggest in the city.哪有错,帮我改改. do you see the kite 介词 the building over cross on above building over judges redoing mortgages