1) the first national park (to establish) in 1872 in the usa. 2) the participants of the conference (just to finish) the discussion of further ways of the space exploration. 3) an article about the consequences of nuclear pollution (to publish) in a local newspaper some days ago. 4) an open-air nature museum (to visit) by hundreds of tourists every week. 5) in a year the holidaymakers from different countries (to have) an opportunity to plan their rest all over the world with the help of the internet. 6) frank (to wander) around the old city when he suddenly (to see) the stranger whose suitcase he (to take) in the morning by mistake прошу ))

1) was  established 2) had just finished 3) published 4) is visited 5) have 6) was wandering, saw, had taken

17. you can get to heathrow airport by underground. b) -

18. i promise i a) will get in touch with you if i need your help.

19. i think your glasses are in kitchen. b) the

20. i normally try to spent c) less money than you. you are sparing huge waste.

21. d) i don't remember quite where but i have seen him recently somewhere.

22. i c) totally agree with you.

23. this is b) tom and carol's home

24. i am looking for b) --

25. our house is the end of the road. b) at

26. complete the sentence.

let's go out. it now. d) isn't raining

27 wanted to go skiing over the winter break. a) we

28. we expected him d) to be lute

29. i when my friend called. c) was sleeping

30. i saw him down the street. b) walking

1. when you called i was taking a shower. 2. where you sleeping when i called? you shounded drawsy. 3. i was sleeping when someone knocked at the door. 4. i was waiting for him all day. 5. i was trying to fix it. 6. it was showing all night. 7. they were laughing. 8. in the worning our elevator was not working. 9. i was drinking coffee. 10. what were you doing at 8 a.m.? 11. we were travelling. 12. she was watching tv in the afternoon. 13. kate was studying history in summer. 14. they were living in china for 3 months. 15. were you talking?