1.There is no more cheese. I (eat) ...have eaten.... it all, I'm afraid.

2. The bill isn't right. They (make) ...have made.... a mistake.

3. Don't you want to see this programme? It ...has started.... (start).

4.It'll soon get warm in here. I (turn) ...have turned.... the heating on.

5. ....Have... they (pay) ...paid.... money for your mother?

6. Someone (take) ...have taken.... my bicycle.

7. Wait for few minutes, please! I (finish) ...haven't finished.... my dinner.

8. ....Have... you ever ( eat) ....eaten... Sushi?

9. She (not/come) ...hasn't come.... here for a long time.

10. I (work) ...have worked.... here for three years.

1. have eaten

2. have made

3. has started

4. have turned

5. have - paid

6. has taken

7. have finished

8. have - eaten

9. hasn't come

10. have worked