Open the brackets.
1. There is nobody in that room. __________you _____________ (read) detective stories again?
2. What ______ you ______________ (do) here?
3. He _________________ (do) his lessons since after lunch.
4. "Where's Fred?" - "He's ______________ (work) in the garden. He ____________________ (plant) rose bushes since dawn."
5. All things in the drawing-room are out of place. The children ____________________(play) hide-and-seek!
6. I _____________________ (think) of your aunt's proposal since we last met.
7. Where __________ you _____________(swim) at this early hour of the day?
8. We ___________________ (stay) at the Regent Hotel; won’t you come and see us?
9. For a week now those mice _____________________ (steal) food from the pantry,
10. Down by the pine woods they _______________________(lay) out a new road.