| UNIT 6 |
| Nature |
| A] | Reading 1 |
| 1 | bank |
| 2 | trickle |
| 3 | developing |
| 4 | conservation |
| 5 | population |
| 6 | processes |
| 7 | extinct |
| 8 | litter |
| B] | 1 | d |
| 2 | c |
| 3 | a |
| 4 | b |
| C] | 1 | Leaking |
| 2 | dam |
| 3 | Pollution |
| 4 | drought |
| 5 | protesting |
| 6 | Evaporation |
| Grammar 1 |
| A] | 1 | Almost all the birds on the island have been killed by the cold weather. |
| 2 | People are being encouraged not to drop litter. |
| 3 | The government has been prevented from building a new reservoir by local people. |
| 4 | Some dramatic news about the environment was announced yesterday. |
| B] | 1 | The problem of noise pollution is being studied by government scientists at the moment. |
| 2 | People need to be educated about the benefits of recycling. |
| 3 | A lot of water can be saved by turning the tap off when you are brushing your teeth. |
| 4 | A demonstration was held outside parliament yesterday to protest about air pollution. |
| 5 | A documentary on endangered species will be shown/is being shown on TV at eight o'clock tonight. |
| 6 | It has been announced that a new kind of environmentally-friendly petrol will be produced/is being produced next year. |
| C] | 1 | have |
| 2 | are |
| 3 | being |
| 4 | be |
| 5 | been |
| 6 | was |
| D] | 1 | has been achieved |
| 2 | to be done/to do |
| 3 | have managed |
| 4 | have been threatened/were threatened |
| 5 | been saved |
| 6 | remains |
| 7 | has been made/is being made |
| 8 | have been solved |
| Reading |
| 1 | A |
| 2 | C |
| 3 | D |
| 4 | D |
| 5 | C |
| 6 | A |
| 7 | B |
| 8 | A |
| Vocabulary |
| A] | 1 | out |
| 2 | off |
| 3 | down |
| 4 | out |
| 5 | away |
| B] | 1 | to |
| 2 | of |
| 3 | on, for |
| 4 | of |
| 5 | of/about |
| C] | 1 | system |
| 2 | species |
| 3 | effect |
| 4 | warming |
| 5 | reserve |
| 6 | fuels |
| D] | 1 | urban |
| 2 | smog |
| 3 | bring out |
| 4 | running out of |
| 5 | poisonous |
| 6 | Industrial |
| E] | 1 | C |
| 2 | A |
| 3 | B |
| 4 | D |
| 5 | B |
| 6 | A |
| 7 | D |
| 8 | B |
| 9 | A |
| 10 | B |
| 11 | B |
| 12 | C |
| Reading 2 |
| A] | 1 | c |
| 2 | a |
| 3 | c |
| B] | 1 | tend |
| 2 | located |
| 3 | sole |
| 4 | critical |
| 5 | forage |
| 6 | intriguing |
| 7 | fertiliser |
| 8 | select |
| Grammar 2 |
| A] | 1 | ✓ |
| 2 | I wanted to write about zebras for the school project but my teacher wouldn’t let me do it. |
| 3 | ✓ |
| 4 | This factory stopped operating years ago because it was causing too much pollution. |
| 5 | It is important to turn off the tap when you are brushing your teeth because it wastes water. |
| 6 | It is my ambition to become a vet. |
| 7 | I would rather go to a natural history museum than a zoo. |
| 8 | You had better hurry up or we’ll miss the bus to the waterfalls. |
| 9 | ✓ |
| 10 | I prefer living in the country rather than in the city. |
| B] | (Suggested answers: Ensure that all students’ answers contain the correct infinitive/-ing form) |
| 1 | ... to care about their environment. |
| 2 | ... destroying the Earth. |
| 3 | ... study geography than biology. |
| 4 | ... drop their litter in the street. |
| 5 | ... pay for damage they do to the environment. |
| 6 | ... pick wild flowers. |
| 7 | ... to learn about the dangers facing the environment. |
| 8 | ... by joining ecological organisations. |
| Use of English |
| A] | 1 | SO |
| 2 | TO |
| 3 | HAVE |
| 4 | RATHER |
| 5 | THE |
| 6 | THEIR |
| 7 | MUCH |
| 8 | FROM |
| 9 | BE |
| 10 | IN |
| 11 | HAD |
| 12 | UP |
| B] | 1 | IS RUNNING OUT OF |
| 2 | HAD BETTER READ |
| 3 | AREN’T PEOPLE BEING |
| | INFORMED |
| 4 | SUCCEED IN |
| | CONVINCING |
| 5 | WAS FOUNDED |
| 6 | DEPEND ON US FOR |
| 7 | HAS BEEN ACCUSED |
| | OF BREAKING |
| 8 | TAKE CARE OF |
| Listening |
| 1 | (LOCAL) COUNCILS/COUNCILS ALL OVER THE COUNTRY |
| 2 | FACTORIES |
| 3 | FOSSIL FUELS |
| 4 | NATURE RESERVES |
| 5 | WITHIN TEN YEARS |
