10. Write sentences in present perfect continuous tense based on the actions provided.

1. Colin has been playing on the computer. 2. Sara has been watching a video. 3. John has been reading an interesting novel. 4. Mary has been painting her friend's portrait. 5. Dolly has been sewing a dress. 6. Peter and Tom have been discussing the plan for their future holidays. 7. Sam and Jack have been working in the garden.