There is a desk in the room.
一般疑问句Is there a desk in the room? 肯定回答是Yes,there is
There isn't a table in
living room.
一般疑问句Is there a table in the living room? 否定回答是No,there isn't
There is some water in the bottle.
一般疑问句Is there any water in the bottle?肯定回答是Yes, there is(some)
There isn't any rice in the bowl.
一般疑问句Is there any rice in the bowl?否定回答是No,there isn't (any)