16. Have you been here before? Yes, I spent my holidays here last year.

17. We have never met him. We don’t know what he looks like.

18. The car (be) will have been ready for him by the time he (come)  comes tomorrow.

19. On arriving at home I (find) found that she had just (leave) left a few minutes before.
20. When we(arrive)  arrive in London tonight, it probably will probably (rain) be raining.

21.  It (rain) ____ IS RAINING______ hard. We can’t do anything until it (stop) _____ STOPS_____

22.  Last night we (watch) ____WAS WATCHING______TV when the power (fail) ______ FAILED____.

23. That evening we (stay) ____ STAYED______up to talk about the town where he (live) ____ HAS LIVED______for some years.

24.  I (sit) _____SAT_____down for a rest while the shoes (repair) ____WAS BEING REPAIRED______.

25. Half way to the office Paul (turn)..turned... round and (go)..went back home because he (forget)..had forgotten.. to turn the gas off.

26. London (change)__has changed____ a lot since we first (come) came to live here.

27.While we (talk) were talking on the phone the children (start) started fighting and (break) broke a window.

28. He used to talk to us for hours about all the interesting things he (do) _had done___ in his life. 

29. You know she (stand) has been standing looking at that picture for the last twenty minutes.

30.  I (spend)  have spent a lot of time travelling since I (get)  got this new job.

31. When we (be) __were_________________ at school we all (study) ___________studied____________Latin.

32. When I (meet) ______met___________ him , he (work) ____________had been working___________as a waiter for a year.

33. After he (finish) ___had finished________________ breakfast he (sit) _____sat_________down to write some letters.

34. She (have) ___________has____a hard life, but she's always smiling.

35. I think Jim (be) _______________has been______ out of town.

CHÚC BN HỌC TỐT!NHỚ VOTE 5* CHO MIK NHOA.

16. Have - been - spent

17. have never met

18. will have been - comes

19. found - left
20. arrive - be raining

21. is raining - stops

22. was watching - failed

23. stayed - has lived

24. sat - wat being repaired

25. turned - went - had forgotten

26. has changed

27.  were talking - broke

28. had done

29. has been standing

30. have spent - got

{31. were - studied

32. met - had been working

33. had finished - sat

34. has - a

35. has been