chỉ cần đáp án 7. Poisonous ___________ from factories can kill a lot of wildlife animals. A. things B. animals C. chemicals D. nations 8. Last Tuesday, we did a _____________ about English speaking countries. A. puzzle B. question C. task D. homework 9. I usually__________to school by bike but today I ____________ to school by motorbike. A. go – go B. go – am going C. goes – go D. goes – am going 10. If it ________ this aftermoon, I’ll stay at home to do my English homework on English speaking countries. A. rain B. rains C. will rain D. is raining 11. If the air wasn’t dirty, I ________________ so much. A. wouldn’t sneeze B. sneeze C. would sneeze D. to sneeze 12. If people travel to work by bus, there______________fewer car fumes. A. is B. are C. will be D. won’t be 13. It can’t be denied that English has become an __________ language of the world. A. national B. international C. cultural D. multicultural 14. The train __________ the railway station at 8:00 a.m. every morning.A. leave B. leaving C. will leave D. leaves 15. Since 1965, the maple tree with red leaves _________ the most well-known Canadian symbol. A. has become B. become C. became D. becoming 16 N . Canada is made up _________ 10 provinces and 6 territories A. on B. of C. by D. with 17. After the tornado, a great number of people are made __________. A. shaking B. homeless C. raging D. volcanic 18. Up to now, the number of __________ is still an estimate. A. victims B. rescuers C. trapers D. homeless 19. Pollutions are harmful __________ human health. A. with B. at C. to D. on 20. My little sister is afraid of __________, so when there is a bad storm she always hides. A. lightening B. collapsing C. shaking D. scattering 21. Last night’s storm caused a lot of __________ to people in that area. A. droughts B. forests C. damages D. volcanoes 22. If you can speak English, you __________ able to go to Canada. A. will be B. will C. were D. are 23. The road in front of my office is always __________ when it rains heavily. A. to flood B. flooding C. flood D. flooded 24. The fire was raging so fiercely that the rescue workers found it hard to put it __________. A. down B. out C. off D. with 25. After I __________ in the room, she left. A. come B. had come C. came D. will come 26. This is one of the worst volcanic __________ in this year. A. eruption B. erupt C. erupting D. eruptive 27. The roof of the building __________ in a storm a few days ago. A. damaged B. was damaged C. has damaged D. has been damaged 28. In some English speaking countries, turkey is __________food at Christmas.A. national B. historical C. traditional D. possible 29. If the factory _________ dumping poison into the lake, all the aquatic animals will die. A. continues B. continued C. will continue D. continue 30. When the policeman came to the scene, the driver of the car __________. A. have left B. had left C. leaves D. was left