23. inventors

24. wake

VI.

25. B. clean -> be cleaning

26. B. by foot -> on foot

27. D. as -> than

VII.

28. It is aggressive or angry behavior of a driver in a road vehicle.

29. Yes, it does

30. It can cause noisy agruments between drivers and more seriously, physical attacks..

31. They ere recommended to calm themselves in the trafic jam by listening to radio or music.

VIII.

32. most

33. favela

34. However

35. on

38. The over- exploitation of non-renewable energy sources will firmly be controlled by the goverment.

39. They did't use to go to the cinema every Sunday last year.

40. We were tire dwith flying from Vietnam to Australia.

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