| BOOK CAMBRIDGE IELTS 3 ANSWER KEY | |
| TEST A GENERAL TRAINING READING PASSAGE 3 | |
| 27 | C// The coal industry and the environment |
| 28 | v// Coal as an energy source |
| 29 | vi// Coal and the enhanced greenhouse effect |
| 30 | vii Research and development |
| 31 | iv// Environment protection measures |
| 32 | D// trends in population and lifestyle |
| 33 | B// 18 per cent/ 18% |
| 34 | B// developing new gasification techniques |
| 35 | A// more cleanly and more efficiently |
| 36 | D// runoff water containing sediments |
| 37 | NO |
| 38 | YES |
| 39 | YES |
| 40 | NOT GIVEN |