Ответ на вопрос: 1. Correct the mistakes in the conversations below. Replace the underlined parts with the Present Perfect Continuous forms where necessary. 1. Where is Grandpa? — He is working in the garden. — How long is he working there? — Since morning. 2. Why is Vika so tired? — Is she sleeping now? — I don’t know. She is tidying up in the house. — Is she sleeping now? — I don’t know. 3. What a mess! What are you doing here? — We are trying on new clothes. 4. I am looking at this ad for some time and still I can’t understand it. What are they trying to say? — No idea. 5. It’s so quiet. What is Kostya doing? — He is reading a book. 6. Natasha, where are you? — In the shopping centre. — What are you doing there? — Nothing special, window-shopping. And you? — I am waiting for you at the cinema. In fact, I am waiting for you for half an hour. Have you forgotten about the film? — Oh, sorry! Running an hour. 7. Are you busy, Yura? — Well, I am making a model of a ship. Look! — Wow! Looks great. How long are you making it? — For some weeks.