Помогите пожалуйста!!Очень надо,не шарю в английском
Измените предложения из Present Continuous в Present Perfect 1. He is reading 2. I am playing 3. Ann is writing 4. The babies are crying 5. The people are dancing 6. Linda is cleaning the classroom. 7. The bird is singing. 8. The writer is answering the questions. 9. You are copying the text. 10. Your sister is skiing.