This building is an university.这句话的冠词应该怎么改才是对的?

英语单词连成句子This an office building is This building is an university.这句话的冠词应该怎么改才是对的? The Science Building is very beautiful,behind___there is an orchard.A.which B.what C.this D.these This yelllow building is ( )science.填介词 what is the name of this building This is ten-storey-high building.(保持原意) This building is ten . This is ten-storey-high building.(保持原意) This building is ten .急啊!急! is apartment an in apartment an building.(连词成句) Is this an egg? this is an easy this is an Is this an eye? Is this an umbrella this is an the Eiffel Tower is _______A.a tall old metal building B.a metal old tall building C.an old metal tall building D.an old tall metal building 英语翻译Building on the observation that there exists a wide gap between the rhetoric and the reality of knowledge management,this chapter proposes that building an appropriate social ecology is a crucial requirement for effective knowledge manag This is the school building.这句对吗 Which building is tall ,this one or that one?