(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