Choose the correct options to fill in the gaps

1. [There aren't|There are] any children in the garden. They are at home.
2. [There is|There isn't] a small shop next to my house. I often go there.
3. [There are|Are there] any flowers in the vase?
4. [There is|There are] three rooms in my flat: a living room and two bedrooms.
5. I can't cook lunch because [there aren't|there isn't] any food in the fridge.
6. [There is|There are] a lot of books on my desk.