Mark the letter A, B, C or D to indicate the most suitable response to complete each of the following exchanges. 29. - “I think you’ve taken my bag by mistake.” - “_________” A. What a shame! B. Pardon. C. I’m so sorry. D. Have I? 30. - “May I have something to drink, please?” - “_________” A. Yes, of course. Help yourself. B. Of course you may. C. Why do you have to ask? D. You must help others too. David Evans is a farmer. He does farming on his own land in Wales. The farm has belonged to his family for generations. David (31)………..sheep on his land. He does not employ any fulltime workers. His sons helps him when they are not (32) …………school. The guests from the city enjoy their quiet holidays in the clean country (33) ……….and they come to visit their farm. However, it’s a lonely life for the Evans family when the guests have gone. The questions is that if his children want to (34)………….the farm when Mr. Evans give up working. 31. A. feeds B. grows C. raises D. leads 32. A. in B. for C. at D. on 33.A. wind B. sight C. life D. air 34.A. take off B. take over C. take after D. take care More than two hundreds years ago, the term “ environmental pollution” was quite strangeto people. They lived healthy, drank pure water, and breathed fresh air. Nowadays, thesituation is quite different. People all over the world are worried about things that arehappening to the environment. Actually it is man that is destroying the surroundings withmany kinds of wastes. Everybody knows that motorbikes and cars emit dangerous gasesthat cause poisonous air and cancer, but no one wants to travel on foot or by bicycle.Manufactures know that wastes from factories make water and soil polluted, but they do not want to spend a lot of their money on treating the wastes safely. Scattering rubbish isbad for our health, but no one wants to spend time burying it. Is it worth talking a lotabout pollution? 35. More than two hundred years ago _____________. A. the environment was polluted as much as it is today. B. people knew nothing about environmental pollution. C. air was polluted badly D. people was faced with pollution. 36. In former days, people ____________. A. led a healthy life B. lived in the polluted environment C. were worried about pollution D. drank contaminated water 37. Nowadays, many people are concerned about ___________. A. the destruction of the poisonous air. B. the polluted water C. the wastes from the factories. D. the pollution of the environment. 38. Everybody knows that cars emit dangerous gases ______________. A. so they do not travel by car B. so they prefer travelling by bicycle C. but they still prefer traveling by car D. and they enjoy traveling on foot. 39. Factory owners _____________. A. know nothing about pollution B. have no awareness of pollution C. treat wastes from their factories safely D. do not want to spend money on treating the wastes safely 40. It’s harmful for our health _______________. A. if rubbish is spreaded over our areas. B. If we don’t scatter our rubbish C. if we spend time on gathering rubbish D. if rubbish is buried Mark the letter A, B, C or D to indicate the underlined part that needs correction in each of the 41. The average temperature of rocks on the surface of the earth are 55 degrees F. A B C D 42. Only seventeen on one hundred business calls get through to the correct person on the first attempt. A B C D 43. There are more potatoes cultivated than any the other vegetable crop worldwide. A B C D 44. Some metals such gold, silver, copper and tin occur naturally, and are easy to work. A B C D 45.According to a team of scientists, there are evidence that Mount Everest is still rising. A B C D