A There is There are There isn't /There aren't a corridor in my house
is there any chairs?
No,We should bay some
a lot flowers in the yard
10 boys in our class
a bookcase next to the desk ​

There are a corridor in my house

is there any chairs?

No, there aren't we should bay some

there are a lot flowers in the yard there are 10 boys in our class there is a bookcase next to the desk ​.