10. He ____ wearing a T-shirt., isn't, 11. The dog is (sleep) on the sofa., sleeping, 12. ____ Tom playing computer games?, is, 13. I am (drink) coffee., drinking, 14. She ____ watching TV., isn't, 15. ____ they having lunch?, are, 16. We are (wait) for the bus., waiting, 17. He _____ doing his homework., isn't, 18. ___ your mother cooking?, is, 19. The children ____ playing in the garden., are, 20. I am ____ watching a movie., not

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