1. Daisy has eaten all the biscuits.
2. We have made some sandwiches. Would you like one?
3. Are you thirsty? I have left some lemonade for you.
4. They haven't tidied their bedrooms and they’re a mess!
5. The boy haven't had dinner, so he’s very hungry.
6. I have washed the apples, but haven't sliced them.