Giải giúp em các câu này với bằng thì 20. When we (arrive) __________ in London tonight, it probably (rain) __________. 21. It (rain) __________ hard. We can't do anything until it (stop) __________ 22. Last night we (watch) __________TV when the power (fail) __________. 23. That evening we (stay) __________up to talk about the town where he (live) __________for some years. 24. I (sit) __________down for a rest while the shoes (repair) __________. 25. Half way to the office Paul (turn) __________round and (go) __________back home because he (forget) __________to turn the gas off. 26. London (change) __________a lot since we first (come) __________ to live here. 27. While we (talk) __________on the phone the children (start) __________fighting and (break) __________a window 28. He used to talk to us for hours about all the interesting things he (do) __________ in his life. 29. You know she (stand) __________looking at that picture for the last twenty minutes. 30. I (spend) __________ a lot of time travelling since I (get) __________this new job. 31. When we (be) __________ at school we all (study) __________Latin. 32. When I (meet) __________ him , he (work) __________as a waiter for a year. 33. After he (finish) __________ breakfast he (sit) __________down to write some letters. 34. She (have) __________a hard life, but she's always smiling. 35. I think Jim (be) __________ out of town

20. arrive – will probably be raining

21. is raining - stops

22. were watching - failed

23. stayed – had lived

24. sat – were being repaired

25. turned – went – had forgotten

26. has changed - came

27. were talking – started - 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

35. has been

20. When we (arrive) ______arrive_____ in London tonight, it probably (rain) ________be raining_____

21. It (rain) ____is raining__ hard. We can’t do anything until it (stop) ___stop_____

22. Last night we (watch) ____-were 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)____ sit __down for a rest while the shoes (repair) ____is being repaired_____.

25. Half way to the office Paul (turn) _____turned ____round and (go)____ went ____-back home because he (forget)____ forgot ____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) _____breaking _____a window

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

29. You know she (stand)___ has stood_____ 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)_____ are ____at school we all (study) _____study_____ Latin.

32. When I (meet)____ met _____him, he (work)_____ has work_____ 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)_____ is _____out of town.