7. The workers (work) _______________ in the firm at the moment. 8. How many times _________ you (see) ________him since he went to Edinburgh? 9. Rivers usually (flow) __________ to the sea. 10. Look! The boy (cry) _______________. 11. Do you know that man, who (smoke) _______________________ there. 12. Mrs. Green always (go) _____________to work by bus. 13. We (be) ____________ from French. We (be) ______________ there for 20 years. 14. I (move) ______________ to another town next week. 15. I (see) __________ that film several times because I like it. 16. She always (go) _______________ go to bed before her mother does. 17. Mary (lose) _________________ her hat for 2 days. 18. __________you (take) _________ a trip to London next week? 19. She rarely (take) ____________a bath before dinner. 20. He (not finish) _______________ doing it yet. 21. He (not see) ____________ him since Christmas. 22. In what year _______ World War II (break) __________ out? 23. The sun (set) ______________ in the West. 24. They (live) _______________ in Ho Chi Minh City since 1975. 25. He (come) _________ here once 2 years ago. 26. We will go out when it (stop) _________________raining. 27. She (read) ______all the books written by Dickens. How many books _______ you (read) _______? 28. Alice and Mary (put) ___________ the dishes away right now. 29. What ________you (do) _________ at 10 am yesterday? 30. She (finish) ____________ her homework recently. 31. He (just see) ______________ her. 32. They (already show) _______________ the film. 33. I’m sorry the car is not here. I (just sell) ______________ it. 34. When _________you (buy) ________ your bicycle? 35. I (know) ______Jack since we (be) ________ students but I (not meet) ______ him since we (leave) _______ school in 1998. 36. The Bakers (be) ______________ in New York for 3 months. 37. __________you (spend) _________ your holiday in Da lat last summer? 38. We (visit) ___________ that city last year. 39. The farmer (work) _________________ in the field now. 40. John (see) ______________ that film sometimes. 41. My brother (use) ______________ this computer for 2 years. 42. Mr. Green (buy) ______________ a new tractor last month. 43. They (live) ________________ in this street for a long time. 44. My brother (play) _______________ football at the moment. 45. Mr. Green (teach) ______________ French since he left London in 1997. 46. She often (go) _____________ to school by bicycle but yesterday she (go) __________by bus. 47. Look! It (snow) _______________. 48. She (not speak) _________________ to me since last week. 49. Up to now, Hoa (work) _______________ very hard. 50. HCM city (be) ______________ the largest city in Vietnam. 51. They (hold) ________________ the meeting recently. 52. Phong (sleep) _______________ right now