33. Many buildings were destroyed by the tornado last night.
34. Hundreds of earthquakes big and small occur in Japan each year.
35. If there were no wars, we would live more peacefully.
36. Have you ever spoken to a foreigner before?
37. Fossil fuels such as coal or oil are burned, so acid gases are produced.
38. I will call you when I arrive in Paris tomorrow.
39. Last night, I did my homework before I went to bed.
40. She couldn't finish the race due to her tiredness.





