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Exercise 5: Read the text and fill in ONE word which best fits each gap.

These days it is impossible to open a newspaper (1) __________ reading about the damage we are doing to the environment. The earth is being threatened (2) __________ the future looks bad (3) __________ can each of us do? We cannot clean (4) __________ our polluted rivers and seas overnight. Nor we can stop the (5) __________ of plants and animals. But we can stop adding to the problem (6) __________ scientists look for answer. It may not be easy to change your lifestyle (7) __________ but some steps are easy to take: cut down the amount of driving you do, or use as little plastic as possible. It is also easy to save (8) __________ household bills. We all make a personal decision to work for the future of our planet if we want to ensure a better world (9) __________ our grandchildren.