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a) Tìm 5 sô thập phân x có một chứ số ở phần thập phân sao cho : 8<x<9 b) Tìm 5 số thập phân x có hai chữ số ở phần thập phân sao cho : 0,1<x<0,2 c) Tìm 2 số tự nhiên liên tiếp x,y sao cho : x<19,54<y
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40. I like ______________ back my home village on holiday. A. comes B. come C. came D. coming 41. If the factory _____________ dumping poison into the lake, all the fish and other aquatic animals will die. A. continues B. to continue C. continued D. will continue 42. Water ________________ in the lake has made the fish die. A. pollution B. pollute C. polluted D. polluting 43. Mi and Nick like ______________ back Mi’s home village on holiday. A. comes B. come C. came D. coming 44. If the factory continues dumping poison into the lake, all the fish and other aquatic animals ___________. A. die B. to die C. dead D. will die 45. Water pollution is the ________________ in the lake has made the fish die. A. contaminating B. contaminate C. contaminated D. contamination 46. If we ______________ water carefully, more people will have fresh water. A. will use B. would use C. using D. use 47. If the factory continues dumping poison _________ the lake, all the fish and other aquatic animals will die. A. into B. to C. about D. in 48. Alaska is perhaps the most __________ state in the USA. It has over three million lakes. A. puzzling B. festive C. amazing D. terrible 49. The old tradition of first-footing is still practised today in __________. A. Scottish B. Scots C. Scotland D. Scottees 50. In Canada, the serving of coffee at the end of an evening is a signal that it is time for __________ to prepare to leave. A. visitors B. tourists C. holiday makers D. customers 51. The Maori in New Zealand greet each other by __________ their noses. A. punching B. touching C. blowing D. hitting 52. Australia is composed of seven __________. A. nations B. countries C. states D. nations 53. There is a red maple leaf on the __________ of Canada. A. flag B. banner C. money D. top 54. Eating too much sugar can __________ to health problems. A. cause B. lead C. make D. take 55. I often drink coffee, but today I __________ tea. A.am drinking B. drink C. drank D. drinks 56. Australia has the biggest ____________ in the world. A.natural beauty B.puzzling games C.cattle station D. rich culture 57. Over 1,000 sea planes come and go on the water of Lake Hood airport in Alaska. It’s really a fun _____ to watch. A.scene B.icon C.puzzle D. spectacle 58. The Maori’s language and ____________ have had a great impact on New Zealand life. A.festivals B.dances C.culture D. taboo 59. Niagara Falls is a great ____________ on the border of the USA and Canada. Thousands of visitors come to see it every month. A.tradition B.spectacle C.relaxation D. tourism 60. People in countries like the USA, Great Britain, and New Zealand use English as their __________ language. A.official B.native C.foreign D. second 61. In summer, children often take part in a local or international ____________. A.summer camp B.game C.attraction D. summer holiday 62. The famous Sydney Opera House as an arts center since 1973. A. serves B. served C. have served D. has served 63. If you the president, what would you do to help the environment? A. would be B. are C. had been D. were 64. Linh: Mai has won the first prize. - Ha: ! Revision for the Middle-Term-Test School Year: 2018 - 2019 4 A. That's awesome B. Oh dear C. How terrible D. That's shocking 65. This animal, the , is a symbol of Australia. A. kangaroo B. koala C. rabbit D. tiger 66. Do you know that the telephone, the TV and penicillin are Scottish . A. inventors B. inventor C. inventions D. invention 67. Noise pollution can lead to loss. A. looking B. hearing C. listening D. reading 68. Have you come solutions to this problem? A. up to B. to with C. up with D. on to 69. Air, together with littering, is causing many problems in our cities today. A. pollute B. pollution C. polluting D. polluted 70. The road in front of my office is always when it rains heavily.

III. Choose the best answer 1.If we use water………, more people will have cleaner water. A. care B. carefully C. careless D. carelessly 2. Water pollution make some aquatic animals…….. A. dying B. to die C. die D. died 3. The team’s success was large ….. to her effort. A. because B. due C. since D. because of 4.English is an …….. language in Singapore. A. office B. official C. officer D. officially 5.She prefers English ……France. A. to B. for C. at D. in 6. Three hundred people …..homeless by the earthquake. A. left B. were leaving C. were left D. had left 7. By the time we got to the cinema, the film …………. . A. had started B. started C. starting D. has started 8.Many people die………..food poison today. A. at B.of C. in D. on 9. Do you know what ............ cause air pollution?. A. pollutants B. contamination C. death D. damage 10. The acid rain has caused ............ to the trees in this area. A. carefulness B. damage C. attraction D. difficulty 11. New Zealand is famous for the ............ beauty of its mountains and forests. A. easy B. historic C. nomadic D. scenic 12. The ............ buried the whole village while people were still sleeping in their houses. A. drought B. flood C. mudslide D. tornado 13. If people ..................... to work by bus, there......................fewer car fumes. A. to travel/be B. travel/are C. will travel/be D. travel/will be 14. If people didn’t throw rubbish in the street, it........................... attractive.. A. will look B. would look C. look D. to look 15. There are about 750 million English speakers in the world, and this number ............ fast. A. is increasing B. to increase C. are increasing D. increase 16. In the future, natural disasters............ accurately with the help of technology. A. to predict B. predict C. will be predicted D. will predict 17. On my birthday, I was very pleased because I .......... a nice present. A. receive B. had received C. receives D. am receiving 18. A..............is the traditional garment for Scottish men. A. hanbox B. veil C. kimono D. kilt 19. How about organizing a Clean Day for our school? - ........................ A. I promise. B. Good idea. C. Not at all. D. Go ahead. 20. Water _______ in the lake has made the fish die. A. pollution B. pollute C. polluted D. polluting 21. _____ workers were sent to the area immediately, but no villager was survived when the landslide happened. A. help B. rescue C. volunteer D. assistance 22. Three hundred people were left _____ by the earthquake. A. home B. property C. homeless D. house 23. The train or Ha Noi ______ at 7a.m tomorrow. A. leaves B. leaving C. to leave D. left 24. Environmental pollution has _____ to lots of health problems. A. caused B. got C. made D. led 25. The heavy rain has caused _______ in many parts of the country. A. drought B. storms C. forest fire D. floods 26.If we use water………, fewer people will have cleaner water. A. care B. carefully C. careless D. carelessly 27. The city has a summer _____ in the park . A. festivily B. festive C. festively D. festival 28.She prefers English ……France A. to B. for C. at D. in 29. By the time we _______ to the cinema, the film had started . A. had got B. got C. were getting D. get 30.Many people die………..food poison today. A. at B.of C. in D. on 31. A person who __________ the bagpipes is called a piper. A. plays B. performs C. entertains D. does 32. Don’t drink that water. It’s __________. A. damaged B. dumped C. contaminated D. clear 33. The team’s success was largely __________ to her efforts. A. because B. due C. since D. however 34. I often drink coffee, but today I __________ tea. A.am drinking B. drink C. drank D. drinks 35. All our English teachers are __________ speakers. A. native B. original C. foreign D. official 36. If you __________ the president, what would you do to help the environment? A. are B. had been C. were D. was 37. Eating too much sugar can __________ to health problems. A. cause B. lead C. make D. take 38. Emergency teams are still removing the __________ from the plane crash. A. dirt B. debris C. dust D. air 39. The heavy rain has caused __________ in many parts of the country. A. storms B. floods C. drought D. heat

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