2. Is our school small ?
-> No, it isn't.
3. Is our city big ?
-> Yes it is.
4. Are the windows old ?
-> No, they aren't.
5. Are the clocks small ?
-> Yes, they are.
6. Are you grade 7 ?
-> No, i am not.
7. Is Thu's chool in the city ?
-> Yes, it is.
8. Is Phong's school in the country ?
-> No, it isn't.
9. Is Hoa's classroom small ?
-> Yes, it is.
10. Are Lan's books old ?
-> No, they aren't.