There are one hunderd metres between our classroom building

There are one hunderd metres between our classroom building and,there,two,our,in,one,televisiion,are,classroom,computers There are twenty_in our classroom. There are a hunderd and one magazines in the library.中的"one our classroom building是什么意思 There are 12 classrooms in the classroom building There are two (f-------) in the classroom building. Are there enough in our classroom There are twenty（）in our classroom. there are many flowers ( ) our classroom. There are four office buildings between four classroom build Our classroom building　(　)five floors