the girl is sitting there quiet改病句,Does the sign on the cage

the girl is sitting there quiet改病句,Does the sign on the cage Does the sign on the cage interesting? The sign on the birds' cage is interesting.怎么改 Does the sign on the cage interesting?(改错） The sign on the birds' cage is interesting.(改一般疑问句） The sign on the birds cage is intereting一般疑问句 is ,panda ,on ,sign ,interesting ,the ,cage ,the .排列顺序 The sign on the birds'cage means ‘Be quiet'. （改为一般疑问句） the sign /on the birds' cage/ means‘be quiet’ 划线部分提问 The sign on the birds' cage means we should keep quiet 否定句 连词成句 the sign does bird’s on mean the cage The sign on the birds' cage is interesting.is为什么要改成are