Section C Directions: In this section, you will hear a passage three times. When the passage is read for the first time, you should listen carefully for its general idea. When the passage is read for the second time, you are required to fill in the blanks numbered from 36 to 43 with the exact words you have just heard. For blanks numbered from 44 to 46 you are required to fill in the missing information. For these blanks, you can either use the exact words you have just heard or write down the Environmental pollution is a term that refers to ail the ways by which humans pollute their 【B1】______ . We also pollute our surroundings in various other ways. People 【B2】______ natural beauty by 【B3】______ junk and litter on the land and in the water. They operate machines and motor vehicles that fill the air with dangerous 【B4】______ and disturbing noise. Environmental pollution is one of the most serious problems that 【B5】______ faces today. Air, water, soil are necessary to the 【B6】______ of ail living things. Badly polluted air can cause illness and even death. Polluted water kills fish and other marine life. Pollution of the soil 【B7】______ the amount of land on which we can 【B8】______ food. 【B9】______ . Everyone wants to reduce pollution. But the pollution problem is as complicated as it is serious. 【B10】______ . For example, exhaust from automobiles causes a large percentage of ail air pollution. But the automobile provides transportation for millions of people. 【B11】______ . 【B1】