按要求写句子。;u-i9a6`2{,b.w3v1G4?,p0c
There are some art rooms in this building. （改为单数）;u-i9a6`2{,b.w3v1G4?,p0c
There 1e)b1I*}:M'o'I1y.V'v6w6B:M*[+i-v8| art room in this building.;u-i9a6`2{,b.w3v1G4?,p0c