is/are
There ... a cat on the table.
is
There is a banana.
Is there a banana?
Is there a duck in the kitchen? (Yes)
Yes, there is.
a frog / the garden
There is a frog in the garden.
an / is / There / in the kitchen / apple.
There is an apple in the kitchen.
There ... a spider in the kitchen.
is
There are two pizzas.
Are there two pizzas?
Is there a snake in the garden? (Yes)
Yes, there is.
an apple / the bowl
There is an apple in the bowl.
rabbits / in the garden / There / five / are.
There are five rabbits in the garden.
There ... three dogs in the bedroom.
are
There is a plane.
Is there a plane?
Are there ten rats in the garage? (No)
No, there aren't.
two lions / in the dining room. (-)
There aren't two lions in the dining room.
there / a snake / Is / in the garden?
Is there a snake in the garden?
There ... (not) seven crocodiles in the bathroom.
aren't
There is a tiger in the garden.
Is there a tiger in the garden?
Are there 20 sandwiches on the table? (No)
No, there aren't.
three pictures / the wall.
There are three pictures on the wall.
two ducks / Are / there / in the swimming pool?
Are there two ducks in the swimming pool?
There ... (+)two cats but there ... (-)any mice in the living room.
are, aren't
There are four elephants in the zoo.
Are there four elephants in the zoo?
How many bananas are there in the fridge? (5)
There are 5 bananas in the fridge.
six sandwiches / the kitchen.
There are six sandwiches in the kitchen.
three dogs / are / and four cats / in the bedroom / There.
There are three dogs and four cats in the bedroom.