(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

I was walking along the street when I heard a cry.
I wasn't walking along the street when I heard a cry.
What was I doing when I heard a cry?
Was I walking along the street when I heard a cry?

He was driving too fast when the crash happened.
He wasn't driving too fast when the crash happened.
How was he driving when the crash happened?
Was he driving too fast when the crash happened?

When the train left the station she was still standing on the platform.
She wasn't standing on the platform when the train left the station.
Where was she standing when the train left the station?
Was she still standing on the platform when the train left the station?

1.Vienna is one of the most beautiful cities of the world.

2.London is one of the largest seaports in Europe.

3.New York is one of the noisiest cities in the world.

4.Park Avenue in New York has the largest, the most expensive apartment houses.

5 Is New York older than Moscow?

6.San Mario is one of the smallest countries in the world.

7.Modern Paris is bigger than Paris of the past centuries.

8.The largest mountain chain , the Urals ,separates Europe from Asia.

9.Moscow is the biggest city of Russia with the population of about nine million people.

10.The Volga runs into the Caspian Sea ,which is in fact the largest lake in the world.

11The world’s deepest lake (1.600 metres)is lake Baykal.

12The Kremlin is the oldest historical and architectural centre of Moscow.

13The Universal Hotel is older than the Neva.

14The Metropol is the oldest restaurant in our city.

15I speak English better than German.

16Who is the quickest waitress here?-Kate is.

17The Oka is longer than the Tsna.

18The bar Central is the most comfortable of all.

19The goods in this shop are cheaper than in that one.

20 Which meat is the fattest pork,beef,or real?

21.Which town is smaller :Kursk or Rzhev?

22 Whose room is the smallest :mine,his,or yours?