12 Choose the best answer A, B, C or D to complete the sentence. Question 10: Too much use of electric lights in cities may cause ___________ pollution. A: light B: thermal C: visual D: water 13 Choose the word whose underlined part is pronounced differently from the others. A: dust B: earplug C: dump D: pollution 14 Mark the letter A, B, C or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) to each of the following questions. Question 15: Many fish in the lake near my house have died because of the polluted water. A: treated B: pure C: drinkable D: contaminated 15 Choose the best answer A, B, C or D to complete the sentence. Question 12: The polluted water__________ in the death of the fish. A: makes B: causes C: results D: leads 16 Choose the best answer A, B, C or D to complete the sentence. Question 7: I think the waste from the factory has ___________ the lake. A: polluted B: damage C: damaged D: pollution 17 Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the questions. The Earth Day comes from the idea of a former US politician Gaylord Nelson. He was worried about the world pollution, and the health of plants and animals. In 1969, he decided that the world should have a special day to teach people about how to make environment better. His idea became popular and on 22 April 1970 the first Earth Day was celebrated. Since then, environmentalists have used the day to educate people about their roles in protecting our planet. Earth Day finally became a global celebration around the world. On this day, people come together to talk about global warming, protecting rare animals and saving energy sources. Question 17: The Earth Day was first celebrated in ______. A: 1969 B: 1970 C: 2015 D: before 1969 18 Choose the best answer A, B, C or D to complete the sentence. Question 11: ___________ there was a lot of acid rain, many botanical species died last year. A: Since B: So C: But D: Although 19 Choose the sentence A, B, C or D that is closest in meaning to the given sentence. Question 23: The street doesn’t look attractive because people throw rubbish in the street. A: If people didn’t throw rubbish in the street, it would look attractive. B: If people don’t throw rubbish in the street, it will look attractive C: If people didn’t throw rubbish in the street, it will look attractive. D: If people threw rubbish in the street, it would look attractive.