1. Has George tidied his bedroom yet? No, he hasn't. 2. Have Molly and Fred cleaned the bathroom yet? Yes, they have. 3. Have you changed the beds yet? No, I haven't. 4. Has Mum done the washing up yet? No, she hasn't. 5. Has David done the washing yet? Yes, he has. 6. Has Sarah done the ironing yet? Yes, she has. 7. Have Emily and Joe cooked dinner yet? No, they haven't.