Insert an article where necessary. 1. water is precious in this area and must be paid for. 2. don't drink from this pond, water is stale. 3. coal of newcastle is rich in carbon. 4. coal gas is formed by burning … coal; it is gas used for heating and illuminating. 5. hot coal fell from … fire and burned a hole in the carpet. 6. according to the greek myth prometheus stole fire from olympus to give it to men. 7. they built fire to mark the place for the plane to land. 8. air was filled with the odour of flowers. 9. fresh air was circulating through all the rooms to my uncle's great discontent. 10. there was air of importance about him. 11. sacks of sand were taken up in the balloon as ballast. 12. the tide was out and the children were digging in wet sand. 13. this is tea i am particularly fond of. i don't think there is better tea than this. 14. tea is cultivated in the south of our country. 15. "two teas and coffee, please, some milk, too." 16. "what will you have for breakfast? " " egg and a cup of coffee." 17. a sandwich consists of two slices of buttered bread with meat, fish, egg, cheese or something of the kind between them. 18. i won't eat fish. it's not fresh. 19. a shark is fish which is destructive to other fishes and dangerous to man. 20. dishes, piled with fruit, stood at either end of the table. 21. in a week or two … fruit in our garden will be ripe. 22. the old man's head shook from side to side like … ripe fruit in the wind ready to drop.