Ответ:

Are there  any stairs in that building?

There are  some rooms in this house.

I have some flats in this city.

There aren’t  any bathrooms in that house.

Объяснение:

in this example we use ANY in questions and negative sentences

о̶̰̃ͅб̶̬̍а̷̳͋м̸͔̖̈͆а̸̧̘̀ ̶̭̃̔к̴̡̗̐̉р̷̫̘͝у̶̥̭̿̈т̷́̿͜и̴̡̼͛т̸̤͎͆с̶̰̑я̷͓́͊ ̵̭͂̌к̵̙̜̾̍р̶̢̍͋ͅу̷̠͕͑̐т̸̲͔́̋и̶̙̽͊т̸̯̣̊с̴̙̆͑͜я̸͙̈́̓ ̵̻̈́͛в̷̻̏͌ͅе̷̬̅̕р̶̛͉̑͜т̸̟̈́͊и̸̨̻̒т̴̡̡͗с̵̻͂̂я̶̲͛͜