1 The farmers (work) _________ in the field now . 2. Mr. Green always (go) _______to work by bus but yesterday he (travel) _________ by train . 3. My parents (live) _________ in Lon don. They (live )there for 20 years . 4. Rivers usually (flow) _________ to the sea . 5. They (build) _______that bridge when I (be) here last year . They (not, finish) _______ it yet 6. How many times you (see) _________ him since he (go) _________ to Paris ? 7. She (drive) _________ her car when she suddenly felt ill. 8. Don’t make noise. My mother (talk) __________ with her friends. 9. If you (be) ____________ in my position, what you (do) ___________ ? 10. Their father (be) _____________ a teacher of mathematics for 25 years. 11. I (buy) ___________ this house last year but I (not sell) _________ my old one yet. 12. While I (go) ________ to school yesterday, I (meet) ________ him. 13. He died after he (be) ________ ill along time. 14.Yesterday afternoon, the boys (break) ______the windows when they (play) ______ football 15. He will phone_____________ me as soon as he (pass) _________ the examination. 16. After the visitors (go) ______climbing in the mountains, they enjoyed fresh air at the seaside. 17. She used to (visit) __________ many interesting places when she (be) ________ in England. 18. Yesterday when I (see) __________ him, he (sit) _________ asleep in an armchair. 19. Jack (live) ______ in New York for ten years before he (move) __________ to California. 20. What ________ you (do) _______ when I (phone) ______ you at 4.00 yesterday ?_______ 21. Do you know the man who (smoke) _________ there ? 22/ She (say) __________ that she (already, see) ___________ Dr. Rice. 23/ By the time Bill (get) __________ there, the meeting (start) __________. 24/ When we (arrive) ________ at our place, we (find) _________ that a burglar (break) ____________ in. 25/ Almost everybody (leave) _________ for home by the time we (arrive) ________. 26. When we (see) _________ him tomorrow, we (remind) _________ of that . 27. Yesterday they (come) _____ back home after they (have) _____a pleasant flight from Paris. 28. Paul Carrack is a musician and a singer. He (be)……………….in the music business for over 20 years. 29. I (finish) ____________ everything when you get back tomorrow. 30. Wait here until I (come) ____________ back. 31. When I get back in 10 years, I’m sure, everything here……………………………(change). 32. They …………………………..(finish) their dinner half an hour before we came to see them. 33. Water ……………………….(boil) at 100 degrees centigrade. 34. The factory ……….……………….(begin) operation next year. 35. He ………………..….. (meet) the dentist next week. 36. They ……………………………..(usually/not go) to school by motorbike. 37. He …………………………… (swim) over there for two hours now. 38. I ……………………....(get) a special present on my last birthday. 39. She ……………………….……..(tour) around Europe this time next month. 40. They ………………….……..(not see) Mr. Thanh last night.