(Present Perfect Continuous or Present Perfect) 2. I ___ this book all evening. * 3. He ____ two letters. * have written has been writing has written 4. I ____ rubbish since 9 o'clock. * have collected have collecting have been collecting 5. She never (been) to Paris. * 6. We (phone) him for an hour. * 7. She … (clean) the house all day. * 8. Don’t worry, the film … (not start) yet. * has not been starting have not start has not start hasn't started 9. We … (know) each other since childhood. * have known have been knowing has known 10. How long you (wait)for Olga? * 11. _____ your homework? - Not yet. * You have done Have you been doing Have you done
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