Use there is / there are in the positive [✓], negative [✗] or question [?] form.
1. ______ a cat on the scratching post. [✓]
2. ______ two posters on the wall? [?]
3. ______ any sweets in the jar. [✗]
4. ______ a fridge in the kitchen? [?]
5. ______ a television in the bedroom. [✗]
6. ______ twenty children in the class. [✓]