Ex.4
1. Is Clare wearing trainers?
No, she isn't.
2. Are Chris and Clare sitting on a bench?
Yes, they are.
3. Is the dog sleeping?
Yes, it is.
4. Are Chris and Clare talking?
No, they aren't.
5. Is the sun shining?
Yes, it is.
6. Is Chris wearing a T-shirt?
Yes, he is.