bai tap Unit 7 lop 11

<span class='text_page_counter'>(1)</span>UNIT 7: WORLD POPULATION Complete each of the sentences with the correct form of the verb in the box. increase expect decrease reach limit raise control populate support freeze 1. North America was once widely __________ by Native American tribes. 2. The world’s population is __________ to be over 7 billion by 2010. 3. The population has __________ from 1.2 million to 1.8 million. 4. Water __________ at OoC. 5. Parents should __________ what their kids watch on television. 6. The number of new students __________ from 210 to 160 this year. 7. My family have been __________ sheep for over 60 years. 8. How can we __________ our families on such low wages? 9. Profits are expected __________ £2 billion this year. 10. The role that women could play was socially __________ Fill in the blank with a suitable word to complete the passage. China is the most populous country of the world. Its (1) __________ is approximately 1.3 billion people, which is almost 22% of the (2) __________ population. The population density is high in the southeast: 43 percent of the land contains most of its population. A quarter of the population (3) __________ China is in the middle and lower parts of the Yangtze River, and the population density (4) __________ 663 people per square kilometer. Shanghai is China’s largest city, (5) __________ population density reaches 2,upload.123doc.net people per square kilometer. China’s population growth rate has (6) __________ in the past years, although its population is still increasing. In the 1970s, the government started to implement birth (7) __________ programs to the people: late marriage, late childbearing, a one-child family, and a four-year period between two (8) __________ in the countryside where each couple may have more than one child, According to the report of Major Figures of Population of China, the annual growth rate of China’s population (9) __________ from 25.83% (in 1070) down to 11.21% (in 1994) and to 8.77% (in 1999) in the past 20 years. This should be (10) __________ a great success. Underline the best answers. 1. If you have left/ left home before I get there, I will/ would meet you at the airport. 2. How will/ would your father react if you leave/ left school? 3. If you will go/ go to England next month, you will/ must drive on the left. 4. Were/ Was I your doctor, I’d insist that you stop smoking. 5. You may/ might be sorry if you spend/ spent all your money. 6. Will/ Can I use your computer, if I am/ were careful? 7. Will/ Would people be able to fly if they have/ had feathers instead of hair? 8. If anyone should/ might call, would you please take a message? 9. If your mother is/ were here, I’m sure she won’t/ wouldn’t let you eat all those chocolates. 10. Were they not/ Weren’t they rich, they couldn’t have gone to the USA for their holiday. Complete the sentences using one of the following pairs of verbs. Use the past unreal conditional. consider - be go - invite not promote – leave know - go. get - not have find - drive know - not take hit - not pull drive - not happen grow up - learn 1. If you __________ , __________ you __________ the firm? 2. I __________ to the party last night if I __________ 3. If I __________ your father was in hospital, I __________ to visit him. 4. They __________ a better hotel if they __________ a few more kilometers. 5. If I __________ how difficult the job was, I __________ it . 6. I’m sure we __________ lost if we __________ a map. 7. If you __________ more carefully, the accident __________ 8. If you __________ in Japan, you __________ Japanese. 9. I __________ taking the job if the salary __________ higher. 10. The child __________ by a car if her mother __________ her out of the street..

<span class='text_page_counter'>(2)</span> Put the verb into the correct form. 1. If the earth suddenly __________ (stop) spinning we all __________ (fly) off it. 2. If you __________ (smoke) in a non-smoking compartment the other passengers __________ (object). 3. __________ (your parents/ not/ be) proud if they could see you now? 4. If she __________ (not/ fail) one of her final exams she wouldn’t have had to spend part of the summer in college. 5. I’ll lend you War and Peace if I __________ (finish) it before you go on holiday. 6. If we __________ (work) all night we __________ (finish) in time; but we have no intention of working all night. 7. If you had worked harder, you __________ (pass) your final exam. 8. If you want to learn a musical instrument, you __________ (practise). 9. There have been a lot of thefts from cars in the city center. If you __________ (leave) your car there, __________ (not leave) any valuable in it. 10. I don’t have enough money to buy that house. But if I __________ (have) more money, I __________ (buy) it. 11. I got wet because I didn’t take my umbrella. However, I __________ (not/ get) wet if I __________ (remember) to take my umbrella with me. 12. I’m broke, but I __________ (have) plenty of money now if I __________ (not/ spend) so much yesterday. 13. Tom’s hobby is collecting stamps from all over the world. If he __________ (travel) to a new country, he __________ (spend/ always) time looking for new stamps. 14. I’m doing the test very well now. I __________ (not/ do) the test well if I __________ (not/ revise) thoroughly last night. 15. __________ (you/ take) that job if you __________ (know) that you had to work nights? Using the given information, make conditional sentences. Use if. 16. I don’t ride the bus to school every morning because it’s always so crowded. ______________________________________________________________________________________ 17. The schoolchildren sowed some seeds, but they forgot to water them so they didn’t grow. ______________________________________________________________________________________ 18. Stop talking or you won’t understand the lesson. ______________________________________________________________________________________ 19. The wind is blowing hard, so we won’t take the boat out for a ride. ______________________________________________________________________________________ 20. Carol didn’t answer the phone because she was studying. ______________________________________________________________________________________ 21. I feel better now because you talked to me about my problems yesterday. ______________________________________________________________________________________ 22. Because I don’t have enough free time, I can’t help my mother with the housework. ______________________________________________________________________________________ 23. Rita is exhausted today because she didn’t get any sleep last night. ______________________________________________________________________________________ 24. I didn’t prepare for today’s lesson: So it is difficult for me to understand the teacher’s explanation. ______________________________________________________________________________________ 25. I don’t want them to be upset, so I’ve decided not to tell them what happened. ______________________________________________________________________________________ 26. Martin failed his driving test last week because he was very nervous. ______________________________________________________________________________________ 27. Go’ right now or you’ll be late for the train. ______________________________________________________________________________________ 28. Sally doesn’t know what she has to do for homework because she was absent from school on Friday. ______________________________________________________________________________________ 29. Olga and Ivan weren’t paying attention, so they didn’t see the sign marking their exit from the highway. ______________________________________________________________________________________ 30. Paulo is working on two jobs right now, so he doesn’t have time to help you with your remodeling..

<span class='text_page_counter'>(3)</span> ______________________________________________________________________________________ Change the following conditional sentences into reported speech. 31. “If I had any money I’d buy you a drink,” she said to me. ______________________________________________________________________________________ 32. “If I catch the plane I’ll be home by five” he said. ______________________________________________________________________________________ 33. “You should stay in bed if you feel unwell.” my mother said. ______________________________________________________________________________________ 34. “What would you do if you were having a problem with grammar, Jane?” Anne asked. ______________________________________________________________________________________ 35. “If I’d had my mobile yesterday, I could have contacted you,” Matthew said. ______________________________________________________________________________________ 36. “If I were you, I’d stop smoking,” she said to her brother. ______________________________________________________________________________________ 37. “If you happen to be in our area, drop in and see us,” they said. ______________________________________________________________________________________ 38. “If the baby is a girl what will they call her?” he wondered. ______________________________________________________________________________________ 39. “If I don’t practise my English I won’t get any better,” she said. ______________________________________________________________________________________ 40. “If you press this switch, the computer comes on,” he said to his students ______________________________________________________________________________________ 41. “I’d have been in bad trouble if Jane hadn’t helped me,” he said. ______________________________________________________________________________________ 42. “If you have time, wash the floor,” he said. ______________________________________________________________________________________ 43. “If the door is .clocked what shall I do?” she asked. ______________________________________________________________________________________ 44. “If we had a calculator, we could work this out a lot quicker,” they said. ______________________________________________________________________________________ 45. “If you don’t apologize, I’ll never speak to you again.” he said. ______________________________________________________________________________________ Complete the second sentence so that it has a similar meaning to the first. 46. Jack was late to the meeting because his watch was slow. → If __________________________________________________________________________________ 47. Heinrich regret not having gone to art school when he was younger. → Heinrich wishes ______________________________________________________________________ 48. We don’t live in a big city, so we can’t easily get access to the Internet. → If __________________________________________________________________________________ 49. “If your job is so bad, why don’t you leave?” she said. → She ________________________________________________________________________________ 50. I used my calculator; otherwise I’d have taken longer. → Had _______________________________________________________________________________ 51. “If my car was working I would drive you to the station,” Tom said to his mother. → Tom told ____________________________________________________________________________ 52. Speak to her only if she speaks to you first. → Don’t ______________________________________________________________________________ 53. If I weren’t in my 70s and rather unfit, I might consider taking up squash. → Were ______________________________________________________________________________ 54. “What will you do if you miss your plane?” she asked. → She asked___________________________________________________________________________ 55. Return the product to the shop if you have any complaints about it. → If there _____________________________________________________________________________.

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