Special schools have been set up for them. B) Permanent homes have been built for them. C) They are now taught in their own language. D) They are now allowed to attend local schools. Passage Three Questions 17 to20 are based on the passage you have just heard. 17. A) The causes are obvious. B) The causes are plicated. C) The causes are familiar. D) The causes are not well understood. 18. A) Regular driver training. B) Improved highway design. C) Stricter traffic regulations. D) Better public transportation. 19. A) Highway crime. B) Poor traffic control. C) Confusing road signs. D) Drivers ’ errors. 20. A) Designing better cars. B) Building more highways . C) Increasing people ’s awareness of traffic problems. D) Enhancing drivers ’ sense of responsibility . A nswer BCBCD ABADC DCADC ABBDA
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