1. (you / eat / dinner) - (Yes) Have you eaten dinner yet? Yes, I have already eaten dinner. 2. (they / do / their homework) - (No) Have they done their homework yet? No, they havent done their homework yet. 3. (Tom / write / the letter) - (Yes) ... 4. (Sophia / watch / the news) - (No) ... 5. (Mum / clean / the house) - (No) ... 6. (they / do / the shopping) - (Yes) ... 7. (you / wash / the clothes) - (Yes) ... 8. (Bob / go / to bed) - (No) ...

3. Has Tom written the letter yet?
Yes, he has already written the letter.

4. Has Sophia watched the news yet?
No, she hasn`t watched the news yet.

5. Has Mum cleaned the house yet? 
No, she hasn`t cleaned the house yet.

6. Have they done the shopping yet?
Yes, they have already done the shopping.

7. Have you washed the clothes yet?
Yes, I have already washed the clothes.

8. Has Bob gone to bed yet?
No, he hasn`t gone to bed yet.