III. Choose the best answer A, B, C or D to complete the following sentences 7. If the air wasn’t dirty, I ________________ so much. A. wouldn’t sneeze B. sneeze C. would sneeze D. to sneeze 8. If people travel to work by bus, there______________fewer car fumes. A. is B. are C. will be D. won’t be 9. It can’t be denied that English has become an __________ language of the world. A. national B. international C. cultural D. multicultural 10. The train __________ the railway station at 8:00 a.m. every morning. A. leave B. leaving C. will leave D. leaves 11. Since 1965, the maple tree with red leaves _________ the most well-known Canadian symbol. A. has become B. become C. became D. becoming 12. Canada is made up _________ 10 provinces and 6 territories A. on B. of C. by D. with 13. After the tornado, a great number of people are made __________. A. shaking B. homeless C. raging D. volcanic 14. Up to now, the number of __________ is still an estimate. A. victims B. rescuers C. trapers D. homeless 15. Pollutions are harmful __________ human health. A. with B. at C. to D. on 16. My little sister is afraid of __________, so when there is a bad storm she always hides. A. lightening B. collapsing C. shaking D. scattering